Two women are murdered in the same town and police fear a serial killer is on the loose, further investigation finds that they were both close to the same man.

A beloved mother is fatally shot after a feud between two other women escalates into a group fight. Pine Bluff authorities interview witnesses to uncover the shooter's true motive as public opinion on the case grows increasingly divided.

A young woman is found dead on a golf course in the Bahamas; the grass on that course is so distinctive that it had evidentiary value; the evidence leads police to two suspects; each blamed the other, and they have to find out who the killer is.

A teenager goes missing after an evening of horseback riding; her body is found a month later, three miles from her home; the killer unknowingly leaves a trace of evidence behind, tiny but unmistakable clues that pointed to him and him alone.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

When a popular disc jockey is found murdered in a community garden, police swing into action; a sniffer dog and a blood spatter expert led police to the killer, and he'd been much closer than they realized.

Investigators unravel a twisted tale of lust, greed and deception after a woman claims her husband was gunned down by intruders.

A deadly home invasion leads to questions about a popular bartender, illegal drugs and the murder of her husband.

Three seemingly unrelated deaths proved to be serial murders; the killer had been careful, he uses poison which had no taste or odour, fortunately for investigators, it also has a unique chemical signature.

A man is murdered in his sleep but no fingerprints are anywhere to be found; a shoe impression outside could lead to the killer.

A shooting has investigators asking if it was the work of a rebellious son, an abused wife or someone far more sinister.

With very little else to go on, investigators find that a show impression puts them on the right track to finding a killer in Lansing, Mich.

The owner of a restaurant is killed; investigators uncover tales of debt and deceit, but the case remains open, until one detective gets inspired by an earlier episode of "Forensic Files," and looks for clues in an empty holster.

The discovery of a dismembered man rocks a close-knit town as shocking accusations spread about the alleged culprit and his doting mother.

Serial arsonist on the loose leaves no evidence.

After a whirlwind romance ends in assault, a doctor tries to silence his ex; when a troubling encounter triggers an undercover operation, police discover a deeper conspiracy with multiple targets.

When a successful Palm Springs art dealer goes missing, the search leads detectives through a complex web of charismatic conmen, luxury shopping sprees, and one small piece of evidence that uncovers an elaborate murder plot.

The police send a civilian informant under cover to determine if their friend and local doctor wants to kill his estranged wife or if it's solely the plan of his jealous girlfriend.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

Years after a college student is murdered in her condo, calls to the police lead to the case being reopened and solved.

The investigation into a newlywed's disappearance focuses on her job as a CIA employee as a possible clue.

Terrorism is suspected when a woman's truck explodes outside of the daycare center where she works.

A car bomb explodes, rocking the millionaire enclave of Naples, Fla.; Tobacco heiress Margaret Benson and her son are victims of a double homicide; her severely injured daughter clings to life and may be the police's only hope for an eyewitness.

Twenty-one-year-old hopeful romantic Landy Martinez is caught in a tumultuous and deadly love triangle; at the scene of the crime, there's a cellphone that has a video showing the victim pleading for his life.

Investigators from three separate counties along the Floribama border team up with the daughter of a missing man to uncover how the fireworks at a Fourth of July celebration ended in murder.

The owners of an Alabama country store are brutally murdered in their home, and detectives must sort through a maze of bootlegging, gambling and family secrets to uncover the killer.

Young nursing student Michelle Le disappears; something draws her out to her car; as her loved ones launch a very public effort to find Michelle, investigators begin their own methodical search, suspecting she may have been murdered.

NYPD detectives hunt for the killer who tortured and executed a beloved New York City public school teacher; they discover the victim is the son of a powerful businessman.

After a celebrated and beloved young tech CEO is found dismembered in his Lower East Side penthouse during the height of the COVID-19 pandemic, detectives must utilize technology themselves to identify and apprehend his masked killer.

Young women out for a little fun with their friends, Kenia Monge and Lydia Tillman don't know each other, but their stories will become forever intertwined, both of them falling prey to a smooth-talking stranger with a terrifying secret.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

When two female college students go missing, their whereabouts remain unknown for months, until a parole officer recalls startling information that would lead investigators to the backyard of a remote property.

Michelle Young was married to her college sweetheart and pregnant with their second child when she was murdered; in the search for her killer, detectives uncovered a marriage riddled with secrets but cracking this complicated case took years.

After a homeowner randomly uncovers human remains while doing yard work in his California backyard, a homicide detective enlists the help of a local veterinarian to solve the murder.

The neighbors enjoy mixing business with pleasure then a murder makes them face the reality that a killer is in their midst.

A man asks investigators to help track down his missing father, ultimately sending them on a lengthy game of cat-and-mouse that results in horrific discoveries in two backyards.

Judy Carlson lived in a painful limbo; her son disappeared without a trace; years went by and she may never have known his fate if not for a rookie detective's dogged work, but to solve this cold case, the investigator also need the help of a killer.

After a husband and wife realize their dogs have been dragging human bones into their backyard, cops learn that a serial killer is using the nearby woods to indulge in his dark fantasies.

Steven B. Williams, a DJ with a golden voice, vanishes in a mystery that stretches from California to Montana; the clue to it all is wrapped in a napkin, tucked in a cabinet and hidden in a library.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

A woman is found strangled after a powerful storm; police focus on a fiancé and a co-worker with a crush until they hear from a flood of women who've had chilling encounters with a stranger; It seemed a predator was stalking the women of Austin.

Firefighters make a grisly discovery while responding to a house fire; an elaborate undercover sting that reveals a devious murder-for-hire plot.

Law enforcement officers investigate a string of shootings targeting women in the border city of Laredo, Texas.

Two women are murdered in the same town and police fear a serial killer is on the loose, further investigation finds that they were both close to the same man.

A young woman is found dead on a golf course in the Bahamas; the grass on that course is so distinctive that it had evidentiary value; the evidence leads police to two suspects; each blamed the other, and they have to find out who the killer is.

When young mother and paramedic Annamarie Cochrane Rintala is found dead at the bottom of her basement stairs, it takes four trials and 13 years before justice is served.

A teenager goes missing after an evening of horseback riding; her body is found a month later, three miles from her home; the killer unknowingly leaves a trace of evidence behind, tiny but unmistakable clues that pointed to him and him alone.

When a popular disc jockey is found murdered in a community garden, police swing into action; a sniffer dog and a blood spatter expert led police to the killer, and he'd been much closer than they realized.

Investigators unravel a twisted tale of lust, greed and deception after a woman claims her husband was gunned down by intruders.

A series of mysterious events haunt 16-year-old Cassie Jo Stoddart while house sitting, and days later, she's found stabbed to death; police retrace her last day and uncover a stockpile of evidence pointing to her killers.

Three seemingly unrelated deaths proved to be serial murders; the killer had been careful, he uses poison which had no taste or odour, fortunately for investigators, it also has a unique chemical signature.

A man is murdered in his sleep but no fingerprints are anywhere to be found; a shoe impression outside could lead to the killer.

Tahereh Ghassemi disappears from the Louisiana home she shares with her adult son; detectives discover that she'd recently come into a great deal of money; the investigation reveals a plot with international implications.

With very little else to go on, investigators find that a show impression puts them on the right track to finding a killer in Lansing, Mich.

The owner of a restaurant is killed; investigators uncover tales of debt and deceit, but the case remains open, until one detective gets inspired by an earlier episode of "Forensic Files," and looks for clues in an empty holster.

A month after Mollie Tibbetts' disappearance in Iowa, investigators discover surveillance video that captured a blurred image of Mollie jogging while being followed by a mysterious black car.

Serial arsonist on the loose leaves no evidence.

After a whirlwind romance ends in assault, a doctor tries to silence his ex; when a troubling encounter triggers an undercover operation, police discover a deeper conspiracy with multiple targets.

Inside Florida's toughest maximum-security prison a convicted murderer breaks down the ways of prison, while a young, fresh-faced inmate learns about them; another inmate mails a death threat to the White House and then carries out a shocking act.

The police send a civilian informant under cover to determine if their friend and local doctor wants to kill his estranged wife or if it's solely the plan of his jealous girlfriend.

A gangbanger squares off with his victim's family in court and with another inmate inside the jail; the Kent County Jail staff must deal with a former colleague gone bad.

The death of a mother of five tests a family's loyalty.

The death of a mother of five tests a family's loyalty.

Detectives look into a couple's complicated past when a man finds his wife stabbed to death in their home.

Detectives find a human head but no body deep in the Florida Everglades, and as they attempt to identify the victim, a man comes forward with an unbelievable story.

When the body of an Atlanta police lieutenant is discovered floating in a lake and riddled with bullets, detectives work tirelessly to bring justice to their fallen comrade.

Authorities are baffled when a prominent tax attorney is found strangled and locked inside a storm shelter, but as disturbing evidence is uncovered, detectives wonder if those close to him may hold the answers.

When a young paralegal is discovered bound and stabbed to death in his Lakewood Heights home, Atlanta detectives race to find his killer.

After Hurricane Ivan tears through the Floribama region, the discovery of a body in a burnt-out home in Chunchula, Alabama, launches an investigation that reveals an unexpected evil in the community.

An 11-year-old boy finds his mother slain in their suburban Atlanta condo; detectives begin a search to find the woman's killer, only to discover that this murder is the work of a serial killer.

In tiny Beulah, Florida, security video from the home of a couple known for taking in special needs children contains clues investigators must decipher to learn who targeted the parents for murder and executed them in front of their eight kids.

A grad student is killed in her Rittenhouse Square apartment; detectives follow clues across the country, uncovering a hidden evil that changes how Philadelphia investigates sex crimes.

Young nursing student Michelle Le disappears; something draws her out to her car; as her loved ones launch a very public effort to find Michelle, investigators begin their own methodical search, suspecting she may have been murdered.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

The tragic murder of world-renowned music artist Selena Quntanilla-Perez by her number on fan, Yolanda Saldivar.

Young women out for a little fun with their friends, Kenia Monge and Lydia Tillman don't know each other, but their stories will become forever intertwined, both of them falling prey to a smooth-talking stranger with a terrifying secret.

Convicted of murdering pop star Selena, Yolanda Saldívar requests a new trial on the basis that the prosecution had access to evidence that her defense team did not.

Yolanda Saldivar, the killer of Tejano music superstar Selena Quintanilla Perez, speaks out about her relationship with the singer and hopes to shed new light on what led to that fateful day in 1995.

Michelle Young was married to her college sweetheart and pregnant with their second child when she was murdered; in the search for her killer, detectives uncovered a marriage riddled with secrets but cracking this complicated case took years.

The neighbors enjoy mixing business with pleasure then a murder makes them face the reality that a killer is in their midst.

Yolanda Saldivar and her family reveal never-before-seen documents and information that they believe changes the narrative of what happened inside the hotel room when Selena died and in the weeks leading up to that fateful day.

Judy Carlson lived in a painful limbo; her son disappeared without a trace; years went by and she may never have known his fate if not for a rookie detective's dogged work, but to solve this cold case, the investigator also need the help of a killer.

When a police officer's wife is shot to death in her bed, her parents' certainty that investigators have it wrong and their determination to untangle the mystery, makes the case unforgettable for Josh Mankiewicz.

Steven B. Williams, a DJ with a golden voice, vanishes in a mystery that stretches from California to Montana; the clue to it all is wrapped in a napkin, tucked in a cabinet and hidden in a library.

After trumpet player Scott Sessions fails to show up for a scheduled gig, his family learns his body was abandoned in the remote Colorado Rockies; as the investigation narrows in on two suspects, a second murder catches police by surprise.

A bombshell more than a decade after the crime reignites the investigation into the death of Sarah Pagel's mother; Andrea Canning looks back at her emotional interview with Sarah, whose mom touched so many lives.

Firefighters make a grisly discovery while responding to a house fire; an elaborate undercover sting that reveals a devious murder-for-hire plot.

Law enforcement officers investigate a string of shootings targeting women in the border city of Laredo, Texas.

After filming wraps on an indie horror movie, the cast members learn their lead actress is not who she says she is and has been charged with killing her uncle; it's a story Keith Morrison can't forget, one where family drama takes center stage.

When young mother and paramedic Annamarie Cochrane Rintala is found dead at the bottom of her basement stairs, it takes four trials and 13 years before justice is served.

A series of mysterious events haunt 16-year-old Cassie Jo Stoddart while house sitting, and days later, she's found stabbed to death; police retrace her last day and uncover a stockpile of evidence pointing to her killers.

A hunting safari in Zambia ends in tragedy when a shot rings out from the cabin of a dentist and his wife; Andrea Canning revisits one of the most unique cases she's covered, one that sent her thousands of miles from home in search of answers.

Tahereh Ghassemi disappears from the Louisiana home she shares with her adult son; detectives discover that she'd recently come into a great deal of money; the investigation reveals a plot with international implications.

A month after Mollie Tibbetts' disappearance in Iowa, investigators discover surveillance video that captured a blurred image of Mollie jogging while being followed by a mysterious black car.

A couple is murdered shortly after their wedding and police suspect a family feud is the cause; Josh Mankiewicz looks back at what started the dispute that left him floored.

Inside Florida's toughest maximum-security prison a convicted murderer breaks down the ways of prison, while a young, fresh-faced inmate learns about them; another inmate mails a death threat to the White House and then carries out a shocking act.

A gangbanger squares off with his victim's family in court and with another inmate inside the jail; the Kent County Jail staff must deal with a former colleague gone bad.

A pregnant woman vanishes before her own baby shower and her worried family raises the alarm as detectives unravel a chilling mystery; for Josh Mankiewicz, it was a heartbreaking case that stayed with him long after the cameras stopped rolling.

When a young woman is found nearly murdered in her apartment, officials wonder if it is connected to the disappearance of a young woman in nearby Denver weeks earlier.

When a young woman is found nearly murdered in her apartment, officials wonder if it is connected to the disappearance of a young woman in nearby Denver weeks earlier.

A young woman is found dead in an empty warehouse parking lot Miami -- just four days after her wedding.

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

When the body of an Atlanta police lieutenant is discovered floating in a lake and riddled with bullets, detectives work tirelessly to bring justice to their fallen comrade.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

When a young paralegal is discovered bound and stabbed to death in his Lakewood Heights home, Atlanta detectives race to find his killer.

Officers must determine if there is more than one killer at the same time when dozens of women are murdered around the city of Baton Rouge, La.

An 11-year-old boy finds his mother slain in their suburban Atlanta condo; detectives begin a search to find the woman's killer, only to discover that this murder is the work of a serial killer.

A grad student is killed in her Rittenhouse Square apartment; detectives follow clues across the country, uncovering a hidden evil that changes how Philadelphia investigates sex crimes.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

A killer is behind bars after DNA connects him to seven victims in Baton Rouge, La., but the murders don't stop after his arrest; new fear sweeps the city and law enforcement must act quickly to find a second, and maybe even a third, serial killer.

The tragic murder of world-renowned music artist Selena Quntanilla-Perez by her number on fan, Yolanda Saldivar.

When a wealthy Tribeca businesswoman is reported missing by her two sons, the NYPD is in a race against time to find her; in less than 24 hours, detectives piece together a disturbing picture of lies, greed and the ultimate betrayal.

Convicted of murdering pop star Selena, Yolanda Saldívar requests a new trial on the basis that the prosecution had access to evidence that her defense team did not.

A violent home invasion in Queens ends with the murder of an NYPD officer's brother; when detectives investigate, they discover there's more to this case than meets the eye, including a secret card game with links to the mob.

Yolanda Saldivar, the killer of Tejano music superstar Selena Quintanilla Perez, speaks out about her relationship with the singer and hopes to shed new light on what led to that fateful day in 1995.

A young woman appears strangled and posed in the Kensington neighborhood; when more victims are found assaulted in an eerily similar fashion, detectives race against the clock to find the perpetrator before he strikes again.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

Yolanda Saldivar and her family reveal never-before-seen documents and information that they believe changes the narrative of what happened inside the hotel room when Selena died and in the weeks leading up to that fateful day.

A beloved mother is fatally shot after a feud between two other women escalates into a group fight. Pine Bluff authorities interview witnesses to uncover the shooter's true motive as public opinion on the case grows increasingly divided.

When a police officer's wife is shot to death in her bed, her parents' certainty that investigators have it wrong and their determination to untangle the mystery, makes the case unforgettable for Josh Mankiewicz.

A shocking murder raises questions about a young woman, her relationship with her boss and the possibility of multiple personalities.

A woman faces tough decisions when her husband is on life support due to a mysterious illness; the investigation uncovers whether she is a distraught wife in love or hiding a poisonous secret.

A bombshell more than a decade after the crime reignites the investigation into the death of Sarah Pagel's mother; Andrea Canning looks back at her emotional interview with Sarah, whose mom touched so many lives.

One man's brutal murder leads to questions about a doomed love triangle and the intentions of the woman at the center of it all.

A business man's mysterious death sends police on a years-long investigation that leads to suspicions of those nearest and dearest to him.

After filming wraps on an indie horror movie, the cast members learn their lead actress is not who she says she is and has been charged with killing her uncle; it's a story Keith Morrison can't forget, one where family drama takes center stage.

An attractive woman witnesses her ex-boyfriend's shooting, but can't remember what happened, raising questions about suicide, stalking and split personalities.

When a daughter discovers her parents' dead bodies within weeks of two other family members' murders, investigators wonder if the family is being targeted or if it could be an inside job.

A hunting safari in Zambia ends in tragedy when a shot rings out from the cabin of a dentist and his wife; Andrea Canning revisits one of the most unique cases she's covered, one that sent her thousands of miles from home in search of answers.

A body encased in concrete leads to questions about a former sheriff's deputy and her boyfriend's ties to law enforcement.

While a community searches for a missing businesswoman, police uncover a shocking dispute with a money-hungry relative that they hope will lead them to a killer.

A couple is murdered shortly after their wedding and police suspect a family feud is the cause; Josh Mankiewicz looks back at what started the dispute that left him floored.

When a successful Palm Springs art dealer goes missing, the search leads detectives through a complex web of charismatic conmen, luxury shopping sprees, and one small piece of evidence that uncovers an elaborate murder plot.

Boulder City detectives struggle to identify a mutilated body found partially buried in the desert; a grieving mother and puzzled investigators look for answers until police reveal a malicious motive inspired by the silver screen.

A pregnant woman vanishes before her own baby shower and her worried family raises the alarm as detectives unravel a chilling mystery; for Josh Mankiewicz, it was a heartbreaking case that stayed with him long after the cameras stopped rolling.

When a woman's charred remains are discovered in the trunk of a burning car, Metro detectives scour a desert crime scene before evidence leads them to a complex world of competitive bodybuilding, jealousy and betrayal.

A man convicted of murdering a woman in her upscale Austin, Texas, home tells his story for the first time.

A man convicted of murdering a woman in her upscale Austin, Texas, home tells his story for the first time.

A teen is killed by a bullet during a party and his friend loses his freedom to what he says is a lie.

Former mayor and prominent attorney Melvin Roberts is larger than life; when cops find him dead in his driveway, it marks the start of a tough case.

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

When Linda Curry sickens and dies under suspicious circumstances, police and doctors are puzzled, then her close friends and family members speak up.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

25-year-old Chantay Blankinship's remains are found at a rundown building that locals call the Haunted House; for Blayne Alexander, this case juxtaposes two places that represent good and evil, a church and an abandoned farmhouse.

Officers must determine if there is more than one killer at the same time when dozens of women are murdered around the city of Baton Rouge, La.

A routine cell search reveals an inmate on the edge, and prison officials intervene; cameras are turned over to the inmates for a glimpse behind the walls of the Wabash Valley Correctional Facility.

A killer is behind bars after DNA connects him to seven victims in Baton Rouge, La., but the murders don't stop after his arrest; new fear sweeps the city and law enforcement must act quickly to find a second, and maybe even a third, serial killer.

The prison takes on a military style feel for both the inmates and the officers; a gang unit investigation turns up the heat on a pair of cellmates, before one of them turns on the other.

When a wealthy Tribeca businesswoman is reported missing by her two sons, the NYPD is in a race against time to find her; in less than 24 hours, detectives piece together a disturbing picture of lies, greed and the ultimate betrayal.

Kelly and Steve Spingola head to Wisconsin to investigate a homicide; the case becomes personal after they receive a letter from the victim's daughters; their search uncovers a town's dark side, crimes against children and lies within a church.

A violent home invasion in Queens ends with the murder of an NYPD officer's brother; when detectives investigate, they discover there's more to this case than meets the eye, including a secret card game with links to the mob.

A young woman appears strangled and posed in the Kensington neighborhood; when more victims are found assaulted in an eerily similar fashion, detectives race against the clock to find the perpetrator before he strikes again.

In 2012, Brian Shookman, a young father who traveled to the area to attend a family reunion, vanished and as the list of suspects grows, the team seeks to uncover the truth.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

The 1997 murder of Keith Jones, an aspiring police officer mugged and shot in his motel room, includes four suspects and a female witness that may have set him up.

A beloved mother is fatally shot after a feud between two other women escalates into a group fight. Pine Bluff authorities interview witnesses to uncover the shooter's true motive as public opinion on the case grows increasingly divided.

When devoted girlfriends are murderously attacked in their Park Slope Brooklyn home, the NYPD doubts the surviving partner's story; these suspicions outrage members of the LGBTQ community who demand the real killer be found.

A shocking murder raises questions about a young woman, her relationship with her boss and the possibility of multiple personalities.

When a young banker disappears, police piece together her final moments, leading them to a professional who's not as he presents himself.

A woman faces tough decisions when her husband is on life support due to a mysterious illness; the investigation uncovers whether she is a distraught wife in love or hiding a poisonous secret.

After the brutal murder of a beloved Queens gay man, a community bands together while a detective goes under cover to catch the killers.

One man's brutal murder leads to questions about a doomed love triangle and the intentions of the woman at the center of it all.

A young woman steps out of her local deli only to be never seen again; when she's reported missing days later, detectives from Staten Island find themselves mired in a maze of suspects and tracing her last steps before it's too late.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

A business man's mysterious death sends police on a years-long investigation that leads to suspicions of those nearest and dearest to him.

When a Philly radio personality is killed in her lavish Shore home, the years-long investigation reveals an undercover informant, an intricate murder-for-hire plot, and a vast trafficking conspiracy.

An attractive woman witnesses her ex-boyfriend's shooting, but can't remember what happened, raising questions about suicide, stalking and split personalities.

In the early morning hours after Valentine's Day, a man is found dead after an apparent drug overdose; but a jail informant gives investigators a tip that abruptly changes the case, and a deadly pattern of deaths in the family is revealed.

When a daughter discovers her parents' dead bodies within weeks of two other family members' murders, investigators wonder if the family is being targeted or if it could be an inside job.

After 25 years of a mostly beautiful marriage, a woman loses her husband in a brutal killing inside their own home; what at first seems to be a robbery-gone-bad is revealed to be a vicious and carefully plotted murder.

A body encased in concrete leads to questions about a former sheriff's deputy and her boyfriend's ties to law enforcement.

When a Philly radio personality is killed in her lavish Shore home, the years-long investigation reveals an undercover informant, an intricate murder-for-hire plot, and a vast trafficking conspiracy.

While a community searches for a missing businesswoman, police uncover a shocking dispute with a money-hungry relative that they hope will lead them to a killer.

When soon-to-be college freshman Heather Maples is discovered murdered in her own bed, investigators discover a remarkable clue preserved at the scene.

When a successful Palm Springs art dealer goes missing, the search leads detectives through a complex web of charismatic conmen, luxury shopping sprees, and one small piece of evidence that uncovers an elaborate murder plot.

After asking to drop off a book off at a friend's house, 15-year-old Danielle Locklear never returns home, but a cryptic clue leads investigators to a secluded creek.

Boulder City detectives struggle to identify a mutilated body found partially buried in the desert; a grieving mother and puzzled investigators look for answers until police reveal a malicious motive inspired by the silver screen.

In 2013, college sophomore Alyssiah Wiley is spotted on surveillance footage leaving Eastern Connecticut University campus, then she disappears; authorities follow a digital trail of clues.

When a woman's charred remains are discovered in the trunk of a burning car, Metro detectives scour a desert crime scene before evidence leads them to a complex world of competitive bodybuilding, jealousy and betrayal.

After Johnny Altinger vanished, the trail of clues led investigators to a young director; detectives feared the case was a hoax staged by a master storyteller.

Detectives worry that the case is a hoax staged by a master storyteller after Johnny Altinger vanishes and the trail of clues leads investigators to a young director.

Nikki Whitehead was a single mom working toward a brighter future; she found love, moved into a nice neighborhood and enrolled in college, then tragedy struck; police searched for answers but one thing was certain: this crime was personal.

Former mayor and prominent attorney Melvin Roberts is larger than life; when cops find him dead in his driveway, it marks the start of a tough case.

When Linda Curry sickens and dies under suspicious circumstances, police and doctors are puzzled, then her close friends and family members speak up.

25-year-old Chantay Blankinship's remains are found at a rundown building that locals call the Haunted House; for Blayne Alexander, this case juxtaposes two places that represent good and evil, a church and an abandoned farmhouse.

A routine cell search reveals an inmate on the edge, and prison officials intervene; cameras are turned over to the inmates for a glimpse behind the walls of the Wabash Valley Correctional Facility.

The prison takes on a military style feel for both the inmates and the officers; a gang unit investigation turns up the heat on a pair of cellmates, before one of them turns on the other.

Kelly and Steve Spingola head to Wisconsin to investigate a homicide; the case becomes personal after they receive a letter from the victim's daughters; their search uncovers a town's dark side, crimes against children and lies within a church.

In 2012, Brian Shookman, a young father who traveled to the area to attend a family reunion, vanished and as the list of suspects grows, the team seeks to uncover the truth.

The 1997 murder of Keith Jones, an aspiring police officer mugged and shot in his motel room, includes four suspects and a female witness that may have set him up.

When devoted girlfriends are murderously attacked in their Park Slope Brooklyn home, the NYPD doubts the surviving partner's story; these suspicions outrage members of the LGBTQ community who demand the real killer be found.

When a young banker disappears, police piece together her final moments, leading them to a professional who's not as he presents himself.

After the brutal murder of a beloved Queens gay man, a community bands together while a detective goes under cover to catch the killers.

A young woman steps out of her local deli only to be never seen again; when she's reported missing days later, detectives from Staten Island find themselves mired in a maze of suspects and tracing her last steps before it's too late.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

When a Philly radio personality is killed in her lavish Shore home, the years-long investigation reveals an undercover informant, an intricate murder-for-hire plot, and a vast trafficking conspiracy.

In the early morning hours after Valentine's Day, a man is found dead after an apparent drug overdose; but a jail informant gives investigators a tip that abruptly changes the case, and a deadly pattern of deaths in the family is revealed.

After 25 years of a mostly beautiful marriage, a woman loses her husband in a brutal killing inside their own home; what at first seems to be a robbery-gone-bad is revealed to be a vicious and carefully plotted murder.

When a Philly radio personality is killed in her lavish Shore home, the years-long investigation reveals an undercover informant, an intricate murder-for-hire plot, and a vast trafficking conspiracy.

When soon-to-be college freshman Heather Maples is discovered murdered in her own bed, investigators discover a remarkable clue preserved at the scene.

After asking to drop off a book off at a friend's house, 15-year-old Danielle Locklear never returns home, but a cryptic clue leads investigators to a secluded creek.

In 2013, college sophomore Alyssiah Wiley is spotted on surveillance footage leaving Eastern Connecticut University campus, then she disappears; authorities follow a digital trail of clues.

Susie Casey, an outgoing mother of four, is going through a divorce when she vanishes; police investigate three men.

Police investigate three men in the life of Susie Casey, an outgoing mother of four going through a divorce, who was 20 steps from her front door when she vanished.

Rachel Anderson is a vivacious single mother whose world revolves around her children, then she fails to show up for work one day; her disappearance may have something to do do with the terrifying telephone calls she's been receiving.