The luckiest moment in a man's life gives way to a dark mystery when he vanishes after winning a multi-million-dollar lottery.

Husband is shot while hunting; wife says she accidentally mistook him for a bear, but police learn the marriage was less than perfect.

A woman in California is violently murdered in her home.

Physically fit woman dies suddenly; her family discovers it was no accident.

When the body of a beloved, elderly woman is found brutally murdered and stuffed inside a decorative wishing well in the backyard of her property, a dogged detective goes on a years-long hunt to catch her elusive killer.

Investigators believe a young woman left of her own accord, but her mother is convinced that someone close to her is hiding a big secret; a two-year search for the truth brings investigators to the backyard of a historic location.

While attempting to identify the remains of a victim found buried in the backyard of a plush California home, investigators learn another murder was committed at the exact same residence 30 years earlier.

Laura Johnson, a mother of five, moves in with her boyfriend in Billings, Mont., then suddenly stops communicating with her family; her son rushes halfway across the country to learn why and finds disturbing clues that explain how she vanished.

Police discover clues that suggest Michael Sandy, an interior designer who recently moved to New York to find a husband, was targeted in a hit-and-run accident on a busy highway.

When a young father is found shot in his bed, detectives quickly identify a suspect, but when the suspect is also found murdered, investigators uncover a lurid conspiracy involving betrayal and manipulation centered around an unlikely couple.

Police struggle to identify a mutilated torso found in the woods until the Navy comes forward with a missing sailor case; as the investigations join forces, a mastermind emerges who's obsessed with murder, power and committing the perfect crime.

The triple murder of a family tears apart a quiet town as investigators frantically search for a suspect on the run.

In rural Piketon, Ohio, a family of eight is murdered execution style across four different properties; as police investigate the attack, word of the brutal murders sends shockwaves through the community and destroys the lives of two families.

A 14-year-old girl discovers her wealthy father brutally executed in their home late at night; the investigation proves that not everything is as it seems, uncovering love affairs, possible connections to the mob and a twisted journey to justice.

As investigators dig deeper into a man's disappearance, they realize his recent online presence may be a charade.

A young couple becomes the target of a nationwide manhunt after police connect the deadly lovers to two grisly murders in different states.

A horrific killing spree leads Pennsylvania investigators on the hunt for two young lovers willing to do whatever it takes to evade the law.

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 corpeses are found floating in Tampa Bay with a hand-written 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 young college student is found dead in her apartment and the autopsy rules the death a homicide by an unknown male suspect.

The killer removed the computer that links him to the murder of a woman and her soon-to-be ex-husband that he had met online.

A community is shocked when police discover a woman raped and murdered in broad daylight on a public trail.

A real estate developer is shot and his wife becomes the prime suspect, until the bullet is linked to a weapon reported missing 20 years ago.

A body is found stuffed into a suitcase forcing the police to search though the landfill for another missing victim.

A woman goes missing for a month with the only clues being a set of keys, a fingerprint and a code.

A small town is rocked when a popular hostess at the town's favorite tavern disappears; neighbors in the tight-knit community eye each other suspiciously, unaware that the answers may lie beneath the rolling Nebraska Sandhills.

When the popular owner of a boutique motel on an island paradise in Florida disappears amid signs of foul play, the deadly secrets of a quaint beach town slowly work their way up through the pristine white sand.

As Hurricane Charley ravages a small town in Florida, a man trying to avoid his past hides out in a hotel room.

As Hurricane Charley ravages a small town in Florida, a man trying to avoid his past hides out in a hotel room.

Woman is found dead with no injuries; her autopsy leads police to suspect her husband.

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.

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.

A devoted mother about to begin a new life is murdered in her own home; detectives follow the evidence through a tangled web of relationships to unmask the killer.

When a loving father and beloved basketball coach is murdered in Tennessee, police decode a confusing array of evidence to unveil a killer who is shockingly close to home.

A Canadian nurse walks into a rehabilitation center and confesses to murdering several of her patients; her childhood best friend reveals their lifelong common bond and the terrifying confession she made to him.

After getting away with murder for over three decades, one of the FBI's most wanted shocks investigators when he readily admits to five murders; his son discloses a family life on the run and his attempts to step out of an evil father's shadow.

East Cleveland is shattered when the bodies of 11 murdered women are found in a house of horrors; as the crimes become public, the killer's sister faces death threats and reminders of a childhood spent with a young man turned monster.

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.

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.

Single mother Marie Singleton falls hard for Andre Jackson, a single dad raising his two kids; the couple marries and seems happy, then Marie vanishes and investigators discover secrets that may be related to her undercover job.

Raven Abaroa swoops into Vanessa Pond's life and steals her heart; then, Vanessa discovers her dream man has a tragic past: his first wife was killed; dark secrets are about to be spilled.

Wendy Trapaga is a beaming young bride, and just four days after saying "I do," she is found dead in a parking lot; investigators discover the newlyweds were keeping secrets, and there was also someone else involved with a secret.

In high school, Christian, Erika and Pedro formed a tight trio: best friends who excelled at academics and shared big dreams; when they went to college something changed; it started with a secret romance and ended in tragedy.

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.

The investigation into a home invasion involving a local business owner takes a turn when an unlikely witness comes forward; new details emerge from interviews.

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

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.

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.

When a successful lawyer's body is found buried in a South Floridian canal, detectives use innovative technology to follow the gruesome steps taken by an evil killer.

An entrepreneur forges an unlikely friendship with a ragtag group of skateboarders; but when he vanishes and signs point to foul play, police wonder whether he was really a friend or a target.

When a California nursing student disappears during her hospital shift, her family works to locate her.

When a California nursing student disappears during her hospital shift, her family works to locate her.

When a young woman is found dead in a field on the outskirts of Green Bay, Wis., a fitness tracker helps detectives solve the mystery.

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.

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.

The tranquility of Atlanta suburb Powder Springs is shattered forever when two beautiful young real estate agents are found brutally murdered inside a picturesque model home; detectives race to catch this ruthless killer before he strikes again.

The teenage nephew of Mayor Keisha Lance Bottoms is assassinated with a hail of bullets, wreaking havoc within his powerful family and the city of Atlanta.

When the last real cowboy is found dead at home, detectives dig in and are hard-pressed to find anyone who'd want to see this loving father murdered; a closer look at his nearest confidants unravels a heinous plot twisted by love and money.

After a beloved town librarian is gunned down, investigators discover that this murder-for-hire gives a whole new meaning to a broken heart.

When a Texarkana square dancer is gunned down on the steps of her home, detectives follow a trail of surveillance footage leading straight to the killer.

Allegations of real estate fraud and rumors of murder have Sarasota Police on the trail of a criminal whose final plan to evade trouble lands her in the very hands she tried to avoid.

When a Kapowsin, Wash., mother is discovered murdered on her couch in a compromised position, investigators must piece together all the evidence to determine if this was a random crime of opportunity or a facade to humiliate the victim.

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.

With six people killed and a city under siege, a retired detective tries to figure out how the killings are linked.

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.

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.

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

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.

Rachel Anderson was a vivacious single mom whose world revolved around her children; when she failed to show up for work one day, her kids panicked; her disappearance could be connected to terrifying phone calls she'd been receiving.

A cowboy more at ease with horses than people vanishes into the desert after running into a group of California ranchers who believe he's done them wrong.

A California mom of three vanishes, and her car is found by the side of a desolate road with a suspicious flat tire; the case goes cold for years until a new detective takes on the case and is determined to get answers.

Michael Peterson, who was granted a new trial after the 2003 conviction in the murder of his wife was overturned, discusses the case and his decision to enter an Alford plea.

Michael Peterson, who was granted a new trial after the 2003 conviction in the murder of his wife was overturned, discusses the case and his decision to enter an Alford plea.

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

A Florida co-ed disappears after a night on the town, but as investigators trace her last steps, they fear some missing girls at another campus might be connected.

When a Catholic priest-turned-real estate agent vanishes from Florida, investigators examine circumstances stranger than their suspects; a tip exposes a murder-for-hire scheme.

When a concerned neighbor stumbles onto a horrifying scene in a Spokane, Wash., home, a family is devastated and buried secrets come to light; investigators unravel a bizarre web of truths and lies to find enough evidence to catch a killer.

Realtor to the stars Linda Stein is found bludgeoned to death in her apartment, but her larger-than-life personality meant Linda made enemies as well as admirers; with evidence from the crime scene, only painstaking sleuthing can identify her killer.

When a retired cop is found shot to death on a subway train in Brooklyn, detectives soon discover that his death is linked to two other seemingly random shootings in the previous thirteen hours.

When a sibling dispute over money turns into a double murder, all of Brooklyn is on alert for the missing killer; days turn into months and then years, as the NYPD manhunt turns into a national and international chase for the fugitive.

A grieving mother takes her own life, or so it seems; her parents start an investigation and secrets emerge about the Baptist minister and husband that leaves friends and family wondering if there's more to the story.

When two girls are heinously murdered, Houston acknowledges they have a gang problem; Kelly Siegler joins the prosecution of an unprecedented five death penalty trials in this shocking case that changed the rights for victims' families.

Beautiful, ambitious reporter Jennifer Servo is shockingly murdered in 2002; Kelly and Steve are determined to help the Abilene Police Department catch her killer.

Kelly and Abbey help the Beaumont Police Department investigate the 1999 disappearance of a popular single mother; one of the men seeking her affection may have taken their obsession too far.

Police race for answers after a school teacher is found murdered in her San Antonio, Texas, apartment; while lies and betrayals come to light, the case goes cold, but one detective refuses to give up.

When two sisters' husbands turn up dead within weeks of each other, Florida detectives investigate whether the cases are linked.

After a well-known business owner is found dead in his Lake Orion apartment, investigators are left untangling a web of lies to uncover a deadly duo looking to get rich quick.

When a devoted father is found brutally stabbed to death in his Florida home, detectives turn their focus to the picture-perfect family who appear to have it all.

The joy of Christmas looks bright for a doting Oklahoma mother, but her kids wake up to a living nightmare when she's inexplicably gone; as investigators track two suspects down a deceitful road, an incendiary break lures the killer out of the dark.

When the car of a Southern California girl is found abandoned, investigators spend years and travel hundreds of miles trying to solve her mysterious disappearance, and an unimaginable backyard discovery by drug agents leads to a vicious killer.

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.

On the morning of his graduation, a young man discovers his father dead on his front steps, stabbed in the heart; it's up to the "Cold Justice" team and the Anderson County Sheriff's Office to put together the pieces and solve this shocking crime.

Kelly and Steve aid the Racine Police Department in solving the homicide of a young mother abducted from her job as a security guard and found bound and gagged in the trunk of her car.

A charismatic young woman meets a dynamic and handsome man at an Orlando nightclub, and it seems like a perfect match, but a secret marriage and a lover who just can't let go spells doom for two innocent victims.

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 mother is murdered in a home invasion the day before her best friend is shot outside the place they both worked, investigators suspect the crimes are linked.

When a mother is murdered in a home invasion the day before her best friend is shot outside the place they both worked, investigators suspect the crimes are linked.

In Pembroke Pines, Fla., a rookie detective reopens a 15-year-old case about the disappearance of young father David Jackson.

Investigators are suspicious when a wealthy former radio DJ mysteriously disappears from his yacht in the Pacific Ocean.

Family man Jack Jessee is murdered in his home, but the case goes cold until a dogged detective unravels a conspiracy and pins down the perpetrators.

A night out on Hollywood's notorious Sunset Strip leads to a desperate search when a teenage girl doesn't make it home; the search for answers weaves though the strange side of Los Angeles before the tragic truth is uncovered in the Hollywood Hills.

When a high school student mysteriously vanishes, police must sort through the whispers, lies and deeply personal secrets of a group of teenagers in a small Michigan town to unearth the deadly truth.

A missing young father in Utah returns home and confesses to an affair, but when he vanishes again a short time later, it quickly seems something more sinister is at play.

A Colorado woman vanishes shortly after moving in with a group of friends; an investigation reveals there was a lot more going on inside the home than anyone realized.

The discovery of a body buried in a Delaware backyard launches police into an investigation that leads them on a twisted path through bizarre family ties, an unexpected love triangle and an unthinkable murder plot.

A former judge retires to Florida and becomes the center of a mystery when he vanishes; police must unravel the possible connection between his disappearance and a ghastly discovery found buried at an abandoned golf course.

A weekend getaway at a Reno resort becomes the center of a mystery when a respected college professor disappears; police learn that the answers may lie buried beneath desert sands hundreds of miles away.

When a popular librarian vanishes after a night of dancing in Kentucky's capital city, the investigation focuses on family secrets, but police must unravel a different kind of secret to get to the truth buried in one of the city's parks.

Police believe the discovery of a body in a Florida backyard ends the desperate search for a missing woman, but it only deepens the mystery.

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 twenty-year-old artist is discovered dead in a suitcase across state lines, detectives must uncover the dark truth behind an obsessive lover's deadly actions.

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.

When the body of a newlywed is spotted at the base of a cliff in Glacier National Park, local and federal authorities join forces for an investigation that will put their skills to the ultimate test.

After a well-known saddle maker passes away from an apparent heart attack, police find reason to question the natural death after rumors about drugs and embezzlement come to light.

When a lovesick teen goes missing, investigators in Indiana learn she's harboring a deep secret; When a couple of teens make a horrifying discovery in the woods, it's clear the secrets in one high school run darker and deeper than they imagined.

A couple make a ghastly discovery buried in their Ohio home; when investigators field another call, they fear someone may be preying on young women; as suspects begin to surface, a cover-up far more sinister than the crime comes to light.

When a friendly bet exposes a terrifying scene under a California home, investigators unravel a 14-year-old missing person's case; Eventually, when deeply buried secrets come to light, and a dark family truth is revealed, justice is finally served.

The disappearance of a 20-year-old honors student causes her family to fear the worst; decades later, the mystery is solved.

The disappearance of a 20-year-old honors student causes her family to fear the worst; decades later, the mystery is solved.

Months after a woman and her husband come down with the same mysterious illness, the woman dies after experiencing the same symptoms; old recordings reveal the twisted truth about her demise.

Detectives find a message written in blood during a murder investigation.

A cold-case investigator helps police determine what happened to a missing woman.

After a Georgia father is discovered bludgeoned by a hammer in his own bedroom, it takes years for detectives to nail down if this murder is connected to a series of online romances or a case of mistaken identity.

When a man goes missing in rural Barnesville, Ga., investigators try to determine if he left on his own or if foul play occurred.

After a home invasion in Ohio leaves a corrections officer dead, investigators use controlled calls and an undercover sting at a motel to solve the case and expose a cruel plot with a bloody ending.

An investigation into the disappearance of an Arkansas couple leads a law enforcement team on a manhunt through the rugged terrain of the Ozarks and into unforeseen danger.

When a revered fire lieutenant is gunned down in his driveway, detectives navigate stories of a long-standing neighborhood feud and a surprise cancer scare to piece together a conspiracy plot involving young pawns manipulated by a cunning mastermind.

After a man is shot just a few feet inside his New York home, the ensuing investigation brings to light a murder-for-hire plot spurred by greed.

When police searching for a missing Indiana man discover a body on a riverbank, they launch an investigation that unearths a surprising story of an open marriage and evidence of a brutal torture.

Police in a small Pennsylvania town respond to an eyewitness report of a murder behind a grocery store and find that the victim is no stranger to law enforcement.

When a young mother is executed and her family critically injured, investigators piece together haunting clues and an earlier murder to capture deranged killers with a spiritual calling.

After a young mother disappears with a woman claiming to be a social worker, an investigation into her whereabouts ends in a gruesome discovery.

When a newlywed couple is shot in their North Carolina home, leaving the husband dead, investigators must determine if it's a robbery gone wrong or something more sinister; as the evidence piles up, it reveals a jealous lover hiding in plain sight.

When a twenty-year-old artist is discovered dead in a suitcase across state lines, detectives must uncover the dark truth behind an obsessive lover's deadly actions.

A family recovering from a devastating loss is hit with another when a man finds his sister stabbed to death in her living room.

When a newlywed couple is shot in their North Carolina home, leaving the husband dead, investigators must determine if it's a robbery gone wrong or something more sinister; as the evidence piles up, it reveals a jealous lover hiding in plain sight.

When newlyweds are gunned down outside a Texas church, small town cops realize they know the victims as they uncover a murder plot fueled by twisted family ties.

A family's life is turned upside down when a ghost from their past returns for revenge.

When a devout single mother vanishes from her home, investigators fear she's been abducted by a group of teens hell-bent on a devilish plan; they race to find her before it's too late.

When a man goes missing in a rural small town in Tennessee, family members and detectives band together to uncover scandalous secrets fueled by greed and lust.

After a beloved father vanishes, his family and the police work tirelessly for four years to find him; a familiar witness comes forward and leads detectives to finally expose a diabolical conspiracy which may have been paid for by sexual favors.

A young art student from Texas is found murdered in her bed with no sign of forced entry, indicating that she knew her killer.

A young art student from Texas is found murdered in her bed with no sign of forced entry, indicating that she knew her killer.

When a mother disappears, the internet is still in its infancy; decades later, a cold case investigator wonders if Facebook could be used to help find out what happened to the woman who vanished so long ago.

A small Oklahoma town is shaken when a popular teenager turns up dead after a camping trip; faced with multiple suspects, law enforcement must separate fact from fiction to catch the killer.

A night of Christmas Eve merriment in the Louisiana bayou ends in murder when one of a local bar's most beloved sons is found in a pool of his own blood.

Family members desperately search for a missing Virginia teenager, not knowing police have a secret: they've discovered his body but refuse to release any info as they untangle an extraordinary motive.

Police search for an odd-looking gunman seen fleeing after shooting a young mom to death, and uncover a suspect who's not what they expect-with a motive that's impossible to comprehend.

When the body parts of two missing teens are found in a backyard cornfield, Ohio detectives uncover dark family secrets; the community fears there may never be justice when the man convicted of the crime is released from prison.

When a construction worker unearths human remains in the backyard of an old farmhouse, it sets off a baffling 15-year missing person's case and leaves detectives searching for long-buried secrets and overdue justice.

When Jaclyn Martin's life of comfort is jeopardized, she orchestrates the killing of her husband, a beloved neighborhood bar owner.

After a devoted father is found murdered in his home, Indiana investigators learn just how manipulative and deadly a person's envy can be.

After a wrathful killer strikes a small Alaskan village, investigators must untangle a truly twisted romance to find out what led to this rage-filled stabbing.

After a young California father is ambushed on the steps of his own home, Santa Clara detectives uncover a complex murder plot that ultimately leads them to an unexpected mastermind who's been hiding in plain sight all along.

When a prominent insurance salesman is gunned down on a country road in Kinston, North Carolina, a 20-year-old secret comes to light and casts a shadow on a killer's flawless reputation.

When a small-town preacher is hospitalized with a mysterious illness, North Carolina police uncover a string of suspicious deaths centered around a Burlington woman who has a hidden dark side.

The peaceful life of a retired North Carolina couple is shattered when a husband's body is found in his own garage, leaving investigators to sort out fact from fiction with the help of his wife.

After a bizarre account of suspected false identity is reported, authorities uncover a long history of an evasive criminal and launch a nationwide hunt to catch a killer who uses Southern charm as a weapon of deception.

When an airman from Lee, Maine vanishes only four months into his marriage to a country girl from West Texas, it triggers a multi-agency investigation that exposes a darker side to southern hospitality.

As Pennsylvania police investigate the gruesome murder of a grandmother in her own home, detectives sort through a web of lies and nefarious activities before ultimately going toe to toe with a cold-blooded killer.

After a hardworking mother is trapped and killed in a California house fire, investigators sift through multiple theories to figure out who could have ignited the deadly blaze.

A family man is gunned down on the side of the road in a small town in Texas, and detectives unearth a perpetrator who's hiding more than one shocking skeleton in the closet.

Small town McNeil, Ark., is grief-stricken after a retired sheriff is suddenly shot to death; when the case appears to be closed, a killer strikes again, and another local hero is struck down.

Dr. Al Carlisle's descent into the violent mind begins by chance, when he's asked to run a psychological evaluation on a man who will go on to become one of America's most infamous serial killers: Theodore Robert Bundy.

Dr. Carlisle's evaluation of Ted Bundy is over, but his work on the notorious serial killer has just begun; as Dr. Carlisle develops his theory of the development of the violent mind, Bundy escapes from prison and goes on a murderous rampage.

It was a bone-chilling snowy night when mother and professional dancer Stephanie Bruner went missing in the Colorado mountains. Police had three viable suspects in mind, but a complicated love triangle may have sealed her fate.

A week after disappearing from her home, Hannah Hill's body is found in the trunk of her own car.

A father is murdered in his bed, in the middle of the night; it seems strange to investigators that no one else in the house is hurt, including his new wife who was sleeping by his side; there are three witnesses in the house but no one sees a thing.

The headline-grabbing murder of fashion icon Gianni Versace sent detectives into a tireless chase for a serial killer; expert insights on the mind of Andrew Cunanan, and a deep dive by forensic and legal specialists.

When Israel Keyes is caught for the murder of 18-year-old Samantha Koenig, police have no clue what they've stumbled upon; after intense games of cat and mouse, the FBI uncovers one of the most calculated serial killers it has ever encountered.

Exploring the reign of the Southside Slayer and the truth; the Southside Slayer wasn't one man, but four separate serial killers operating at the same time in the same place.

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 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.

Friend, grandfather, mall Santa, and landscaper Bruce McArthur, also known as Toronto's most prolific serial killer, is said to have buried his victims' body parts in the yards of his posh clientele.

Investigative journalist Beth Karas follows Sam Little, a prolific U.S. serial killer who confessed to murdering more than 90 women in 17 states, in hopes of figuring out how he got away with murder for so long.

When police are called to a seemingly routine domestic disturbance at a mansion in Louisville, a bizarre tale unravels after one man reveals a body is buried in the basement.

As police in Tallahassee, Fla. work to solve the case of a young father gunned down in his apartment, they find evidence of a deadly sexual encounter and uncover a vengeful plot, ultimately proving that blood is thicker than water.

California police in 1957 search for a murderer, but the case goes cold; 50 years after a crime is committed, advances in computer technology determine the killer.

Investigators piece together tiny clues at the scene of a hit-and-run accident; their findings help to track down the offending driver.

Investigators determine what caused a house fire that killed an elderly couple and whether the victims' son is responsible.

Detectives are suspicious after a woman is killed in a hunting accident, but it takes more than twenty years before a trace evidence analyst is able to match fibers on a soiled blanket to the killer.

When hunters find a skull in a Texas canyon, police find bits of clothing, a woman's shoe, some small bones and a strand of hair; once they discover her identity, it was time to find the killer.

A wife is missing in Key West; investigators wonder if they should be searching for a missing person or a killer.

Suicide notes and a pistol in hand lead police to suspect that a mother of two young children appeared to had killed herself, but when investigators learned of a house fire she was in three years earlier, they reinvestigate.

The violent death of an Air Force officer's wife outside a Philippines air base is examined, amid accusations of a love triangle involving the murdered woman's husband; investigators use groundbreaking computer forensics to make their case.

Pieces of plastic the size of sand hold clues to a bombing.

At first glance it appears a young woman suffocated, but further investigation shows the scene was staged.

A killer is careless when a home is destroyed by fire and a young boy is missing.

A patrol officer is shocked by the amount of blood at a traffic accident and is shocked by the coroner's ruling until an anonymous phone call re-ignites the case.

An irrigation canal murder remains unsolved until a similar murder occurs.

The light of day and DNA picture painted by molecular biologist reveals new clues about a nighttime traffic accident.

In the California mountains, a young father calls 911 to report that he had been in a shoot-out with a car full of strangers; authorities wonder if it was self-defense or something else.

In the California mountains, a young father calls 911 to report that he had been in a shoot-out with a car full of strangers; authorities wonder if it was self-defense or something else.

In 1994, convicted murderer Randolph Dial escapes from a prison in Oklahoma and takes the deputy warden's wife, Bobbi Parker, with him, then, 10 years later, Parker is found living with Dial on a farm in Texas.

A wealthy Miami couple disappears, leaving an abandoned Lamborghini; police are perplexed until a rich businessman comes forward with a bizarre tale of a group of muscled men looking for a fast way to flashy cars and a fabulous lifestyle.

Young newlyweds Michael and Susan MacIvor were living the dream in the Florida Keys with a baby on the way; the Florida Man strikes in paradise; under the cover of a storm, the MacIvors become victims of a triple homicide.

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.

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.

When a beloved man is murdered on Mississippi's Gulf Coast, the slippery killer keeps police on their toes in a wild manhunt; investigators stop at nothing to uncover this twisted trail of lies and fraud as they work to bring some southern justice.

Amid the chaos of post-Hurricane Katrina, a devout pastor is mysteriously murdered in New Orleans; a second unsolved murder with the same signature leads investigators to a brazen killer weaving a deadly web.

Frank Rodriguez, a Navy veteran who dedicated his life to helping needy children, is mysteriously murdered, and investigators need to figure out how he died to catch his killer.

Eric Somuah, an outgoing salesman, is found shot in his bed; a detective's investigation of Eric's murder puts him on a path filled with twists, turns and an ending few will see coming.

The life of a married father of two and successful real estate appraiser ends all too soon; investigators wonder if money is a motive, or if the murder is the result of a family rift.

Sabrina admits to killing Lisa, but no one understands why, which complicates the case immensely.

A successful, seemingly healthy doctor collapses at home and is rushed to the ER, leaving friends and colleagues puzzled.

Jen Ramsaran vanished just before Christmas and detectives needed to know if her online life held the key to this mystery or if the answer was closer to home.

Investigators go to unexpected depths to solve the mystery of missing Lynn Friend, a devoted mother who had wedding plans when she vanished.