Kelly and Steve team up with the Anderson County Sheriff's Office to solve the horrific quadruple homicide of a family on Halloween; their investigation reveals a family feud, a trail of stolen cash, and a bloody shoe print left by the killer.

When a retired Dauphin County sheriff is found burned to death, investigators zero in on his wife's bizarre behavior. They must quickly determine whether the death was the result of a mental health crisis or a malicious plan to kill.

The "Cold Justice" team and the Anderson County Sheriff's Office continue their investigation into the quadruple homicide of a family of four in an attempt to finally give answers and justice to their grieving family and community.

A San Diego teacher and coach is gunned down on the street, leaving his students and fiancée shattered; detectives swiftly retrace the suspect's steps to prevent future violence, while unveiling a sick, obsession-fueled murder plot.

A gruesome discovery is made at a construction site when a man is found buried beneath a newly installed septic tank.

The disappearance of a loving family in rural Arkansas leaves authorities searching for clues; a discovery puts them on the trail of ruthless killers driven by hate and revenge.

When police respond to a domestic disturbance in a Bay Area suburb, it's unclear who on scene was the intended victim; further investigation reveals a body, a carefully collected kill kit, and a slew of evidence of a lethal plan for revenge.

When a professional basketball star is gunned down in his hometown of Memphis, Tenn., the case goes cold for nearly a decade; after a new team of investigators takes over, it uncovers the missing murder weapon and a mastermind close to home court.

When an Atlanta-area horse trainer abruptly vanishes from his ranch, police search for the missing father-to-be; discovering a salacious secret where untamed passions may have led to the victim's untimely demise.

Years after a beloved father is accidentally shot in his home, the family matriarch mysteriously vanishes; as a second investigation launches, a shocking confession reveals a family secret about how far a son is willing to go for his mother.

An African immigrant is found tortured and murdered in his West End home; Atlanta detectives uncover a string of violent crimes tied to a terrifying criminal syndicate that the team must take down to restore peace to the Big Peach.

A 911 call in an upscale neighborhood leads police to the bodies of a mother and daughter in what appears to be a murder-suicide; investigators discover a trail of deceit that exposes an unexpected killer.

Mysterious deaths occur inside a traveling commune, starting an investigation that lasts more than a decade; two sisters -- former commune members -- reveal stories that involve lies, lust and greed.

Mysterious deaths occur inside a traveling commune, starting an investigation that lasts more than a decade; two sisters -- former commune members -- reveal stories that involve lies, lust and greed.

Hollywood actress Aasha Davis' sister, Lesley, goes missing after a fight with her husband never to be heard from again.

A restaurant is robbed and the night manager murdered, leading police to investigate suspicious co-workers, a disgruntled ex-employee, and a violent serial attacker.

Out with his fiance on Halloween, a man leaves a bar with the rowdy crowd behind him and is never seen again.

Detectives investigate a secret affair, a kidnapping plot and a racist gang when a young husband-to-be is found shot and stabbed.

Investigators look for answers when a popular school superintendent is found dead in his western New York home.

In Wisconsin, a mother makes an unimaginable discovery following a cast party; suddenly, a close circle of friends is under suspicion for murder; as detectives work quickly to unravel this mystery, another vicious attack may lead them to the killer.

Sabrina Zunich tells the story behind her foster mother's murder, describes the secrets that led to it, details why she snapped, and discusses how she feels about it now.

In Hamburg, N,Y., employees at the local Toys R Us are faced with the unthinkable when one of their own is savagely killed during an otherwise typical nightshift; suddenly, every co-worker is a suspect, but one may be masking as a murderer.

Serving a life sentence for a murder she claims she didn't commit, Teresa Kotomski talks on camera for the first time, sharing the intimate secrets of her rocky marriage and detailing what she now alleges caused her husband's painful poisoning death.

A retired nuclear physicist is reported missing and investigators discover he lived a reclusive life fueled by paranoia, but as detectives race to find him, they begin to wonder whether his fears were unfounded or if his worst nightmare came true.

A general store owner in Rusk, Texas, calls 911 and makes a harrowing confession, but as detectives dig deeper, they discover a disturbing pattern making them rethink the motivation behind the crime.

An early morning apartment fire in Fort Worth, Texas, sparks a murder investigation when a young woman's body is found beaten and bound inside; detectives quickly work to solve the case and uncover an elaborate plot fueled by revenge and greed.

When a beloved mother goes missing on her birthday, detectives are faced with several possible suspects before focusing on a co-worker with a shocking past who will do anything to hide their true identity.

After a small-town man is found shot to death at a Missouri roadside park, the evidence trail leads detectives further into the man's complicated past where they uncover a wicked plot that no one saw coming.

Police follow a lead in a missing persons investigation to a 115-acre farm, unearthing the site of a gruesome crime and a seductive killer that will go down in New Hampshire history.

A loving father agrees to give his ex-wife a chance to reconcile; when his loved ones can't reach him, an unexpected tip is brought to Oklahoma police that uncovers a toxic love triangle and horrific crime scene.

A frantic 911 call captures a man's final moments after a brutal knife attack in his home. As their only eyewitness keeps changing her story, investigators dig deep to uncover a crumbling relationship and the sinister truth behind a vicious murder.

When a retired Dauphin County sheriff is found burned to death, investigators zero in on his wife's bizarre behavior. They must quickly determine whether the death was the result of a mental health crisis or a malicious plan to kill.

When a retired Dauphin County sheriff is found burned to death, investigators zero in on his wife's bizarre behavior. They must quickly determine whether the death was the result of a mental health crisis or a malicious plan to kill.

A San Diego teacher and coach is gunned down on the street, leaving his students and fiancée shattered; detectives swiftly retrace the suspect's steps to prevent future violence, while unveiling a sick, obsession-fueled murder plot.

When a beloved family man dies in a house fire, his wife and children must grapple with his unexpected loss.

When a retired Dauphin County sheriff is found burned to death, investigators zero in on his wife's bizarre behavior. They must quickly determine whether the death was the result of a mental health crisis or a malicious plan to kill.

A woman confesses to her husband's unsolved murder.

A San Diego teacher and coach is gunned down on the street, leaving his students and fiancée shattered; detectives swiftly retrace the suspect's steps to prevent future violence, while unveiling a sick, obsession-fueled murder plot.

A woman complains about her ex-husband, but her venting has deadly consequences.

The disappearance of a loving family in rural Arkansas leaves authorities searching for clues; a discovery puts them on the trail of ruthless killers driven by hate and revenge.

A gruesome discovery is made at a construction site when a man is found buried beneath a newly installed septic tank.

When a professional basketball star is gunned down in his hometown of Memphis, Tenn., the case goes cold for nearly a decade; after a new team of investigators takes over, it uncovers the missing murder weapon and a mastermind close to home court.

A San Diego teacher and coach is gunned down on the street, leaving his students and fiancée shattered; detectives swiftly retrace the suspect's steps to prevent future violence, while unveiling a sick, obsession-fueled murder plot.

Years after a beloved father is accidentally shot in his home, the family matriarch mysteriously vanishes; as a second investigation launches, a shocking confession reveals a family secret about how far a son is willing to go for his mother.

When a hospital employee dies mysteriously on a Center City sidewalk, detectives uncover surveillance footage of the murder that leads straight to the doorstep of a suspected serial killer who may be tied to a string of unsolved crimes.

A 911 call in an upscale neighborhood leads police to the bodies of a mother and daughter in what appears to be a murder-suicide; investigators discover a trail of deceit that exposes an unexpected killer.

A wife and mother survives an attack in her home and a shot to the head; authorities search for a motive.

A wife and mother survives an attack in her home and a shot to the head; authorities search for a motive.

When a young Army medic based at Ft. Bragg, N.C., goes missing, police can't solve the case despite having a suspect until an unorthodox private investigator steps in to help.

A woman is found dead in an elevator, but her murder is just the beginning; as Barbara Butcher retraces the chain of evidence, she uncovers a domino effect of violence that leaves a trail of bodies across the Bronx.

A restaurant is robbed and the night manager murdered, leading police to investigate suspicious co-workers, a disgruntled ex-employee, and a violent serial attacker.

When an unknown body surfaces in the icy East River, Barbara Butcher joins detectives in a race to reconstruct the victim's identity using the few fragile clues left behind; pressure mounts when a report comes in that there may be more victims.

Detectives investigate a secret affair, a kidnapping plot and a racist gang when a young husband-to-be is found shot and stabbed.

In 2012, a tight-knit Las Vegas neighborhood is shattered by the murder of a mother and daughter in their home; investigators must analyze a crime scene soaked in rage to help stop a killer before they strike again.

In Wisconsin, a mother makes an unimaginable discovery following a cast party; suddenly, a close circle of friends is under suspicion for murder; as detectives work quickly to unravel this mystery, another vicious attack may lead them to the killer.

When a garbage bag containing a young woman's body is dumped in a NYC tunnel, Barbara Butcher and a rookie homicide detective unravel how a seemingly straightforward crime conceals a chain of forensic contradictions, and a killer no one saw coming.

In Hamburg, N,Y., employees at the local Toys R Us are faced with the unthinkable when one of their own is savagely killed during an otherwise typical nightshift; suddenly, every co-worker is a suspect, but one may be masking as a murderer.

Buried in the desert lies more than just a body, but a legacy that rides the line of love and hate; Barbara Butcher investigates a murder, where the motive festers across generations before exploding into violence.

Investigators follow a surveillance trail to uncover the events that led to the death of an Arizona man, who is shot in his garage before he is able to read the results of a paternity test.

A cherished grandmother is found murdered in her Bronx apartment; Barbara Butcher returns to the scene to retrace every step - and decode how the victim's body holds clues to a carefully hidden motive.

When a loving father is gunned down in upstate New York, a hunt for the gunman crosses state lines; as several suspects are brought in, investigators must determine who's telling the truth to reveal the mastermind.

Barbara Butcher steps back into the 1997 murder of Jonathan Levin, a beloved Bronx teacher, and reveals how her inestigation withstood intense scrutiny and helped detectives uncover a truth more disturbing than anyone could imagine.

A Texas woman discovers her husband's brutally stabbed body in their ransacked home and police suspect he was the victim of a robbery gone wrong, but the investigation reveals a torrid love affair.

A missing man's search ends with a morbid discovery: his body, bound and murdered, inside his own car; the brutality is unmistakable, and to Barbara Butcher, so is the staging; a closer look at the evidence reveals a calculated plot to kill.

After what appears to be a fatal road rage incident, authorities in Clifton, Ariz., follow a trail of recovered text messages that suggest this was no random attack, but instead a cold-blooded murder.

When suitcases of dismembered remains wash ashore in Virginia Beach, the investigation leads back to New Jersey, where a facade of a perfect family man breaks to reveal the reality.

A prominent private investigator is reported missing after he fails to return from a business trip; when the case goes cold, a former Russian spy assists the FBI in a sting operation to uncover the truth behind his disappearance.

When a fearless Las Vegas journalist is ambushed outside his home, the surveillance video shocks the city; the body tells a deeper story, one that may reveal what the camera missed.

A secret affair between a woman and her church's pastor becomes public when they become suspects in a murder.

A college romance goes cold and ends with a murder that takes 22 years to solve.

A wife starts a New Year by ending her cheating husband's life.

When evidence shows a woman's rape and murder, police must find the killer as well as the victim.

A biology professor ends a faculty meeting with gunfire and reveals a surprising history of violence.

A week after a couple disappears from the beach, police get a mysterious lead from a robbery.

Fifteen years later, DNA technology leads to justice for a murdered woman and her savagely beaten 4-year-old daughter.

When a retired Dauphin County sheriff is found burned to death, investigators zero in on his wife's bizarre behavior. They must quickly determine whether the death was the result of a mental health crisis or a malicious plan to kill.

A quiet waitress who hasn't been to work in two days vanishes without a trace; police suspect a date gone wrong.

The search for a missing exotic dancer led police to an isolated 75-acre site where someone had been shot and cremated, thus destroying all evidence... almost; piece of a foot provided enough DNA for a genetic profile and positive ID.

Two teen girls are brutally murdered and one of their best friends could be responsible.

When a man perishes in a fire while working in his garage, his death is initially ruled an accident until a forensic odontologist changes the direction of the case.

Lack of evidence compels investigators to look beyond the obvious when a woman is beaten to death at her in-laws house.

A wife claims an intruder killed her husband, but the real mystery turns out to be the couple's secret lives.

A man is found dead of an apparent suicide. But soon after, information emerges which reveals a much more menacing scenario.

A dismembered body is dumped on the side of the New Jersey Turnpike and before police realize it, bodies are turning up between two states.

A woman confesses to her husband's unsolved murder.

A young bride-to-be is gunned down in her own home. The attack is personal and as investigators start digging, they uncover the man she loved was living a lie.

Tara Munsey went missing after a work shift at a Virginia restaurant and it is unknown if she ran away or if she was the victim of foul play.

A woman complains about her ex-husband, but her venting has deadly consequences.

An Ohio woman and her two daughters go missing while vacationing in Florida; their corpses are found floating in Tampa Bay with a handwritten note by one of the victims; putting it on five billboards helps them find the killer.

Four young adults are murdered in an affluent Texas neighborhood, with little evidence but two people walking by dressed in black.

A gruesome discovery is made at a construction site when a man is found buried beneath a newly installed septic tank.

A young college student is found dead in her apartment and the autopsy rules the death a homicide by an unknown male suspect.

Although a man claims he accidentally shot himself, the crime scene does not corroborate his story, and a love triangle unfolds.

A San Diego teacher and coach is gunned down on the street, leaving his students and fiancée shattered; detectives swiftly retrace the suspect's steps to prevent future violence, while unveiling a sick, obsession-fueled murder plot.

When a hospital employee dies mysteriously on a Center City sidewalk, detectives uncover surveillance footage of the murder that leads straight to the doorstep of a suspected serial killer who may be tied to a string of unsolved crimes.

Police suspect a mother of two has relapsed into drugs when she disappears, but her family and friend suspect foul play.

A father in Hawaii tackles setback after setback in his fight for justice for his murdered daughter.

The friends of a father from Georgia accused of murdering his ex-wife come together to prove he is innocent, while prosecutors count on his young children to testify against him.

A teenager is convicted of encouraging her boyfriend to kill himself; exclusive interviews with those on both sides of the case.

A documentary filmmaker sets out to tell the story of the biggest serial killer case in California history and uncovers a terrifying tale that begins with the disappearance of Paul Cosner.

A woman is found dead in an elevator, but her murder is just the beginning; as Barbara Butcher retraces the chain of evidence, she uncovers a domino effect of violence that leaves a trail of bodies across the Bronx.

Natalee Holloway disappears from Aruba in May 2005, and her father Dave never stops looking for her; he receives a new lead that could be the key to solving the 12-year-old mystery, but he has suspicions about the source.

When an unknown body surfaces in the icy East River, Barbara Butcher joins detectives in a race to reconstruct the victim's identity using the few fragile clues left behind; pressure mounts when a report comes in that there may be more victims.

Dave Holloway and a team of investigators pursue a lead that may shed light on his daughter's disappearance, with the goal of obtaining a taped confession and concrete evidence.

In 2012, a tight-knit Las Vegas neighborhood is shattered by the murder of a mother and daughter in their home; investigators must analyze a crime scene soaked in rage to help stop a killer before they strike again.

The sting operation in New Orleans continues as the investigation team begins running out of time to obtain the necessary information from the co-conspirator.

When a garbage bag containing a young woman's body is dumped in a NYC tunnel, Barbara Butcher and a rookie homicide detective unravel how a seemingly straightforward crime conceals a chain of forensic contradictions, and a killer no one saw coming.

TJ and his team head to Aruba to begin phase two of their investigation - attempting to obtain DNA evidence from Natalee's alleged burial site; Dave must convince his informant to go the extra mile.

Buried in the desert lies more than just a body, but a legacy that rides the line of love and hate; Barbara Butcher investigates a murder, where the motive festers across generations before exploding into violence.

TJ races to the location where the co-conspirator claims he dug up Natalee's remains in 2010; working with the Aruban authorities, they search for DNA that could lead to convicting those involved in Natalee's disappearance.

A cherished grandmother is found murdered in her Bronx apartment; Barbara Butcher returns to the scene to retrace every step - and decode how the victim's body holds clues to a carefully hidden motive.

After two years following a lead, the investigators finally have evidence in hand that could answer the 12-year-old mystery of what happened to Natalee Holloway.

Barbara Butcher steps back into the 1997 murder of Jonathan Levin, a beloved Bronx teacher, and reveals how her inestigation withstood intense scrutiny and helped detectives uncover a truth more disturbing than anyone could imagine.

In 1990, twin sisters Dannette and Jeannette Millbrook disappear in Augusta, Ga.; law enforcement dismisses the girls as runaways; former prosecutor Laura Coates and retired detective Page Reynolds now examine the case in search for justice.

A missing man's search ends with a morbid discovery: his body, bound and murdered, inside his own car; the brutality is unmistakable, and to Barbara Butcher, so is the staging; a closer look at the evidence reveals a calculated plot to kill.

When suitcases of dismembered remains wash ashore in Virginia Beach, the investigation leads back to New Jersey, where a facade of a perfect family man breaks to reveal the reality.

Vince Goslyn's military career was thriving and he had built a beautiful family; one night, the father of five was gunned down.

When a fearless Las Vegas journalist is ambushed outside his home, the surveillance video shocks the city; the body tells a deeper story, one that may reveal what the camera missed.

Amber Belken, a young woman with big dreams, is found murdered; three people know the truth if Amber was the victim of a robbery gone wrong or if the brutal crime was personal.

An old flame comes back to rekindle a romance and ends up charged with murder and arson.

When Debbie Hawk vanishes, her friends and family are left searching for answers; investigators discover that Debbie was planning to divulge secrets and wonder if she has been silenced as a result.

A woman is the target of three murder attempts, and her husband and his lover point fingers at each other.

Sandi Johnson, who always put her kids first, vanishes without a word; police discover dark secrets in Sandi's marriage and several men in her life.

When evidence shows a woman's rape and murder, police must find the killer as well as the victim.

A week after a couple disappears from the beach, police get a mysterious lead from a robbery.

After college student Angie Samota was stabbed to death, police had no shortage of suspects; a crucial clue narrowed their list to one name, but it would be years before technology and a tenacious friend came together to help unravel this mystery.

Fifteen years later, DNA technology leads to justice for a murdered woman and her savagely beaten 4-year-old daughter.

A quiet waitress who hasn't been to work in two days vanishes without a trace; police suspect a date gone wrong.

Before she disappeared, Heather Elvis was a young woman who was eager to make her mark on the world; investigators discover a lover triangle and think they have their motive.

The search for a missing exotic dancer led police to an isolated 75-acre site where someone had been shot and cremated, thus destroying all evidence... almost; piece of a foot provided enough DNA for a genetic profile and positive ID.

When a man perishes in a fire while working in his garage, his death is initially ruled an accident until a forensic odontologist changes the direction of the case.

Sandra and Jamie Melgar are high school sweethearts who are celebrating their 32nd anniversary, but the intimate evening turns deadly; to crack the case, investigators must uncover the secrets of an illusion that is worthy of the great Houdini.

Lack of evidence compels investigators to look beyond the obvious when a woman is beaten to death at her in-laws house.

A man is found dead of an apparent suicide. But soon after, information emerges which reveals a much more menacing scenario.

Devoted to her faith and her five children, Chanin Starbuck deals with her divorce and tries to start a new life; after she is brutally murdered, the investigation reveals secrets.

A dismembered body is dumped on the side of the New Jersey Turnpike and before police realize it, bodies are turning up between two states.

A young bride-to-be is gunned down in her own home. The attack is personal and as investigators start digging, they uncover the man she loved was living a lie.

Tara Munsey went missing after a work shift at a Virginia restaurant and it is unknown if she ran away or if she was the victim of foul play.

An Ohio woman and her two daughters go missing while vacationing in Florida; their corpses are found floating in Tampa Bay with a handwritten note by one of the victims; putting it on five billboards helps them find the killer.

Four young adults are murdered in an affluent Texas neighborhood, with little evidence but two people walking by dressed in black.

Brett and Vashti are high school sweethearts who are now busy raising two boys; then a fire rips through their home; in the ashes, investigators find a mystery; what happened that night was no accident.

A young college student is found dead in her apartment and the autopsy rules the death a homicide by an unknown male suspect.

Although a man claims he accidentally shot himself, the crime scene does not corroborate his story, and a love triangle unfolds.

Police suspect a mother of two has relapsed into drugs when she disappears, but her family and friend suspect foul play.

Days after Lauren Giddings vanished, her body was discovered steps from her apartment; to catch her killer, detectives had to untangle a confusing web of clues and find a piece of evidence no one was supposed to see.

Intruders break into a family's home.

Intruders break into a family's home.

Years after the kidnapping of Amanda Lindhout, secret agents put a daring undercover sting into action.

A beloved Missouri couple is thought to be swept away in a record-breaking deadly storm, but when a closer look at the family farm points to foul play, law enforcement searches for clues long since washed away.

A documentary filmmaker sets out to tell the story of the biggest serial killer case in California history and uncovers a terrifying tale that begins with the disappearance of Paul Cosner.

When a Michigan mother disappears on an afternoon walk, investigators pin all hope on their sole eyewitness: a 10-year-old boy who may have witnessed the unthinkable.

Natalee Holloway disappears from Aruba in May 2005, and her father Dave never stops looking for her; he receives a new lead that could be the key to solving the 12-year-old mystery, but he has suspicions about the source.

When a successful Arizona businesswoman disappears on a holiday shopping trip, investigators hunt for a kidnapper; when the killer takes his secrets to the grave, however, the only chance of finding her is a psychic's mysterious vision.

Dave Holloway and a team of investigators pursue a lead that may shed light on his daughter's disappearance, with the goal of obtaining a taped confession and concrete evidence.

A young couple sets out from a holiday visit but never makes it home as law enforcement search dangerous terrain fraught with derelict silver mines.

The sting operation in New Orleans continues as the investigation team begins running out of time to obtain the necessary information from the co-conspirator.

A spunky grandmother and former bail bondswoman is a no-show at work, leaving friends and family desperate for answers. As investigators focus on felons from her former career, they soon discover she may not be the only one missing.

TJ and his team head to Aruba to begin phase two of their investigation - attempting to obtain DNA evidence from Natalee's alleged burial site; Dave must convince his informant to go the extra mile.

When a California mother wakes to find the door wide open and her daughter missing, law enforcement travel the country to find her until they discover a dark plot that began at the teen's doorstep.

TJ races to the location where the co-conspirator claims he dug up Natalee's remains in 2010; working with the Aruban authorities, they search for DNA that could lead to convicting those involved in Natalee's disappearance.

A beloved Colorado postal worker and father is brutally gunned down on his daily route leaving authorities scrambling to piece together the evidence and find out who would want to execute this well-loved member of their community.

After two years following a lead, the investigators finally have evidence in hand that could answer the 12-year-old mystery of what happened to Natalee Holloway.

A well-respected firefighter and loving family man is found gunned down outside his Philadelphia home, sending police on a furious search for his killers; what they find stuns even the most hardened investigators among them.

In 1990, twin sisters Dannette and Jeannette Millbrook disappear in Augusta, Ga.; law enforcement dismisses the girls as runaways; former prosecutor Laura Coates and retired detective Page Reynolds now examine the case in search for justice.

When a loving couple is discovered murdered execution-style in front of their Kansas home, police race to uncover the truth about who wanted them dead.

A shooting in the central Florida community of Deltona leaves a young man dead; while his fiancée mourns the death of her partner, police dig into their past to try and find out who would want to end their life together before it began.

Vince Goslyn's military career was thriving and he had built a beautiful family; one night, the father of five was gunned down.

The team digs into the 1983 murder of a dedicated mother of six, stabbed in an apparent carjacking; clues at the scene hint that a dangerous man from her past may be responsible.

Amber Belken, a young woman with big dreams, is found murdered; three people know the truth if Amber was the victim of a robbery gone wrong or if the brutal crime was personal.

Kelly and Steve travel to Montana to investigate the famous case of a young Indigenous woman who vanished after a night out; analyzing surveillance video and her social media posts could finally bring justice to her community.

When Debbie Hawk vanishes, her friends and family are left searching for answers; investigators discover that Debbie was planning to divulge secrets and wonder if she has been silenced as a result.

Kelly and the team help the Lake Station Police department look into the 2007 slaying of a kind-hearted WWII veteran killed with a sledgehammer; tracing the purchases on his stolen credit card may be the key to solving the case.

Sandi Johnson, who always put her kids first, vanishes without a word; police discover dark secrets in Sandi's marriage and several men in her life.

The team helps the Abilene Police Department investigate the heartbreaking double homicide of a devoted mother and her young daughter strangled in their home; DNA evidence left at the scene might help identify their killer.

After college student Angie Samota was stabbed to death, police had no shortage of suspects; a crucial clue narrowed their list to one name, but it would be years before technology and a tenacious friend came together to help unravel this mystery.

Andrea Canning reflects on a case fueled by a rage so hot, it is seared into her memory; the battle between a wife and a mistress for one man's heart led down a deadly path, to a showdown on the highway.

Before she disappeared, Heather Elvis was a young woman who was eager to make her mark on the world; investigators discover a lover triangle and think they have their motive.

A case that reveals an ugly secret about life in the military and one Andrea Canning will not forget; when soldier Vanessa Guillen vanishes from Fort Hood, her family brings attention to her disappearance and revelations inspire a movement.

Sandra and Jamie Melgar are high school sweethearts who are celebrating their 32nd anniversary, but the intimate evening turns deadly; to crack the case, investigators must uncover the secrets of an illusion that is worthy of the great Houdini.

Aaron Fraser, who was only 3 when his mother disappeared, unlocks the mystery after more than two decades.

Devoted to her faith and her five children, Chanin Starbuck deals with her divorce and tries to start a new life; after she is brutally murdered, the investigation reveals secrets.

The manhunt for the suspect in an Oregon woman's 2016 disappearance leads to a 60-hour crime spree including carjacking, abduction and murder.

Brett and Vashti are high school sweethearts who are now busy raising two boys; then a fire rips through their home; in the ashes, investigators find a mystery; what happened that night was no accident.

Days before Christmas 1984, 12-year-old Jonelle Matthews vanishes from her home; as shock grips Greeley, Co., local detectives turn to the FBI, President Reagan and a national milk carton campaign for answers.

Nearly 35 years after Jonelle Matthews' disappearance, a chilling discovery reignites the hunt for her killer, whose secrets are finally unmasked; an unlikely hero comes forward and a historic trial forces a reckoning.

Days after Lauren Giddings vanished, her body was discovered steps from her apartment; to catch her killer, detectives had to untangle a confusing web of clues and find a piece of evidence no one was supposed to see.

As a murder victim's sisters dedicate themselves to finding the killer, an unexpected source turns the case upside down.

As a murder victim's sisters dedicate themselves to finding the killer, an unexpected source turns the case upside down.

Former DEA agent Andrew Hogan details his search for Mexican drug lord Joaquín "El Chapo" Guzmán with never-before-seen videos and photographs.

A beloved Missouri couple is thought to be swept away in a record-breaking deadly storm, but when a closer look at the family farm points to foul play, law enforcement searches for clues long since washed away.

When a Michigan mother disappears on an afternoon walk, investigators pin all hope on their sole eyewitness: a 10-year-old boy who may have witnessed the unthinkable.

When a successful Arizona businesswoman disappears on a holiday shopping trip, investigators hunt for a kidnapper; when the killer takes his secrets to the grave, however, the only chance of finding her is a psychic's mysterious vision.

A young couple sets out from a holiday visit but never makes it home as law enforcement search dangerous terrain fraught with derelict silver mines.

A spunky grandmother and former bail bondswoman is a no-show at work, leaving friends and family desperate for answers. As investigators focus on felons from her former career, they soon discover she may not be the only one missing.

When a California mother wakes to find the door wide open and her daughter missing, law enforcement travel the country to find her until they discover a dark plot that began at the teen's doorstep.

A beloved Colorado postal worker and father is brutally gunned down on his daily route leaving authorities scrambling to piece together the evidence and find out who would want to execute this well-loved member of their community.

A well-respected firefighter and loving family man is found gunned down outside his Philadelphia home, sending police on a furious search for his killers; what they find stuns even the most hardened investigators among them.

When a loving couple is discovered murdered execution-style in front of their Kansas home, police race to uncover the truth about who wanted them dead.

A shooting in the central Florida community of Deltona leaves a young man dead; while his fiancée mourns the death of her partner, police dig into their past to try and find out who would want to end their life together before it began.

The team digs into the 1983 murder of a dedicated mother of six, stabbed in an apparent carjacking; clues at the scene hint that a dangerous man from her past may be responsible.

Kelly and Steve travel to Montana to investigate the famous case of a young Indigenous woman who vanished after a night out; analyzing surveillance video and her social media posts could finally bring justice to her community.

Kelly and the team help the Lake Station Police department look into the 2007 slaying of a kind-hearted WWII veteran killed with a sledgehammer; tracing the purchases on his stolen credit card may be the key to solving the case.

The team helps the Abilene Police Department investigate the heartbreaking double homicide of a devoted mother and her young daughter strangled in their home; DNA evidence left at the scene might help identify their killer.

Andrea Canning reflects on a case fueled by a rage so hot, it is seared into her memory; the battle between a wife and a mistress for one man's heart led down a deadly path, to a showdown on the highway.

A case that reveals an ugly secret about life in the military and one Andrea Canning will not forget; when soldier Vanessa Guillen vanishes from Fort Hood, her family brings attention to her disappearance and revelations inspire a movement.

Aaron Fraser, who was only 3 when his mother disappeared, unlocks the mystery after more than two decades.

The manhunt for the suspect in an Oregon woman's 2016 disappearance leads to a 60-hour crime spree including carjacking, abduction and murder.

Days before Christmas 1984, 12-year-old Jonelle Matthews vanishes from her home; as shock grips Greeley, Co., local detectives turn to the FBI, President Reagan and a national milk carton campaign for answers.

Nearly 35 years after Jonelle Matthews' disappearance, a chilling discovery reignites the hunt for her killer, whose secrets are finally unmasked; an unlikely hero comes forward and a historic trial forces a reckoning.

The sister of a man who died after robbing a bank when a bomb that was placed around his neck detonated talks about the case.

The sister of a man who died after robbing a bank when a bomb that was placed around his neck detonated talks about the case.

When a young woman finds out that her boyfriend might have shot and killed a college football player out of revenge, she struggles with coming forward to officials, fearing she could lose her life.