A veteran cop falls for a beloved grandma he hopes to spend the rest of his life with, but when a home cooked meal sends them both racing to the hospital… this granny's gravy, and her sordid past, are brought under scrutiny.

When Diana Burrow is found unresponsive, her family and police suspect her death is from natural causes until small-town whispers reveal the neighborhood criminals may be hiding a deadly secret.

When Diana Burrow is found unresponsive, her family and police suspect her death is from natural causes until small-town whispers reveal the neighborhood criminals may be hiding a deadly secret.

A determined detective befriends a Wisconsin woman to solve her boyfriend's suspicious disappearance.

When a young mother of 16-year-old twins is found dead, investigators must dig deep into the family's complicated relationship.

The police determine if a marriage that ended in flames was an accident or an act of revenge.

A young man from small town Indiana heads to Japan where he falls for a beautiful woman; then, they are caught up in one of the biggest natural disasters in history.

A family visit over the holidays ends in tragedy when a man is found dead on the kitchen floor; authorities are faced with twists and turns in the case as new details emerge.

A family visit over the holidays ends in tragedy when a man is found dead on the kitchen floor; authorities are faced with twists and turns in the case as new details emerge.

A husband comes under suspicion after the disappearance of his wife.

Police investigate whether the murder of a South Florida attorney is connected to a web of fraud, betrayal and more than $1 billion in missing money.

When a man goes missing, the search leads police to his girlfriend and a host of secrets about their past.

Against all odds, a young woman is found alive after an attack on her and a friend near Corpus Christi, Texas.

A young woman's reconnection with a childhood crush seems like a fairy tale story in the making, but her newfound happiness may be destroyed by questions about a missing man.

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.

The case of a farmer's murder goes cold as speculation mounts about his wife's secret life and the role of a con man.

In a jailhouse interview, Traci Wolfe reveals the catalyst that sparked an uncontrollable rage and ended in her husband's gruesome death; holding nothing back, she now reflects on the crime that landed her in prison for life.

A man is abducted from his front yard; evidence from a Taser and a strange car accident lead police to an unlikely suspect.

Serving a life sentence for the brutal stabbing of her own mother, Taylor Marks discusses the murder on camera for the first time ever; she claims she wasn't the mastermind behind the crime, but she knows who is.

The mystery of a corpse leads police to make an unlikely accusation about a college student and her missing husband.

A remorseful Pandora returns; her son Cody Henderson speaks out, revealing why he took part in a crime that landed him in prison for life and how he feels about the mother who turned on him.

An arranged marriage goes awry.

Tausha Morton sits down to clarify what led to her ex-husband's death; she speaks out against the triggerman, alleging that there was never a murder conspiracy; she discusses how she feels being behind bars for life.

A shocking history of domestic abuse raises a surprising question about the identity of the aggressor.

After spending 20 years in prison for a crime in which she claims no involvement, Lucille Duncan breaks her silence for the first time; she details the harrowing events that led to the shooting of her ex-boyfriend and her hopes of freedom.

The discovery of a murdered man exposes dark and disturbing secrets hidden within his family.

Serving a life sentence for the murders of her father and his girlfriend, Tabitha Messina explains what happened on camera; she claims she wasn't the mastermind and shifts blame onto her convicted co-conspirator.

Three women, all with one thing in common, are driven to extremes; social media.

Cristina Rodriguez shares her experience watching her then-lover beat her boyfriend to death, and how it felt when he testified against her; a second convicted killer reveals his side of the story with new details.

A brutal attack with a hammer leads to claims of abuse and reveals a shocking secret life.

A prominent scientist is bludgeoned to death with a stiletto heel.

Speaking on camera for the first time, Cameo Clines revisits the deadly Texas crime spree born from a toxic romance; from behind bars, he offers a rare look into the events that led to two murders and shares his hopes for redemption.

A man is found dead on a shrimp boat; evidence leads to his past life as a drug informant.

Serving a 60-year prison sentence, Rebecca Keller reveals new details about the night she stabbed her then-girlfriend's mother more than 70 times; she opens up about her regrets and why she thinks the crime has taken place.

A sudden illness ends a short marriage, but the widow could be hiding a poisonous secret.

Convicted of killing two taxi drivers, Chaz Blackshear returns nine years later to share new details in what led to a brutal double murder; his accomplice and then-girlfriend, Danielle Hudson, reveals her role in the crimes for the first time.

Police search for intruders but find a suspect much closer to home when a man is beaten to death in his own home.

Morgan Fox, a young mother, is shot dead outside her home in North Canton, Ohio; in the search for her killer, investigators discover a toxic workplace, a twisted obsession, and a killer relationship.

A contractor's death leads to another death, three arrests and a shocking motive.

A veteran cop falls for a beloved grandma he hopes to spend the rest of his life with, but when a home cooked meal sends them both racing to the hospital… this granny's gravy, and her sordid past, are brought under scrutiny.

A family is willing to go to any lengths to get what it wants.

Convicted of killing two taxi drivers, Chaz Blackshear returns nine years later to share new details in what led to a brutal double murder; his accomplice and then-girlfriend, Danielle Hudson, reveals her role in the crimes for the first time.

A young wife finds her husband dead, but the police uncover a web of lies and murder.

Morgan Fox, a young mother, is shot dead outside her home in North Canton, Ohio; in the search for her killer, investigators discover a toxic workplace, a twisted obsession, and a killer relationship.

Convicted of killing two taxi drivers, Chaz Blackshear returns nine years later to share new details in what led to a brutal double murder; his accomplice and then-girlfriend, Danielle Hudson, reveals her role in the crimes for the first time.

A veteran cop falls for a beloved grandma he hopes to spend the rest of his life with, but when a home cooked meal sends them both racing to the hospital… this granny's gravy, and her sordid past, are brought under scrutiny.

A young man reveals how cruel his mother was years after his father was tragically shot.

When Diana Burrow is found unresponsive, her family and police suspect her death is from natural causes until small-town whispers reveal the neighborhood criminals may be hiding a deadly secret.

A veteran cop falls for a beloved grandma he hopes to spend the rest of his life with, but when a home cooked meal sends them both racing to the hospital… this granny's gravy, and her sordid past, are brought under scrutiny.

After former police officer is executed in his own home, police rely on his wife's testimony to bring the murderer to justice.

Morgan Fox, a young mother, is shot dead outside her home in North Canton, Ohio; in the search for her killer, investigators discover a toxic workplace, a twisted obsession, and a killer relationship.

The police determine if a marriage that ended in flames was an accident or an act of revenge.

Details expose how the Gucci family was undone by jealousy, backstabbing, and, ultimately, an act of murder; insiders close to the fashion empire speak out about the murder of a prominent family member.

Details expose how the Gucci family was undone by jealousy, backstabbing, and, ultimately, an act of murder; insiders close to the fashion empire speak out about the murder of a prominent family member.

The five-year investigation into the death of a retired corrections officer, who was killed by antifreeze poisoning, reveals multiple suspects.

An expectant mother, Samantha Dean, is shot to death in an abandoned parking lot in Bastrop, Texas; as detectives dig deeper, they discover a diabolical plan, a shocking betrayal and a killer relationship.

When a man goes missing, the search leads police to his girlfriend and a host of secrets about their past.

In Marietta, Ga., a businessman is savagely murdered in his home; the violent and personal attack leads the detectives to look for the killer among those who knew him best.

A young woman's reconnection with a childhood crush seems like a fairy tale story in the making, but her newfound happiness may be destroyed by questions about a missing man.

When a 71-year-old man is found shot dead in a field, investigators suspect his killing is the result of a robbery; as new evidence surfaces, detectives develop a theory to explain his death and only a voice from the grave can prove it.

The case of a farmer's murder goes cold as speculation mounts about his wife's secret life and the role of a con man.

A woman's sudden death in a Detroit hotel unravels a dark web of secrets, lies and deadly coincidences that hint at something far more sinister.

A man is abducted from his front yard; evidence from a Taser and a strange car accident lead police to an unlikely suspect.

The holiday season screeches to a halt when six members of the Anderson family are discovered to have been gunned down in their home; detectives work closely with family friends to track down the shocking murderer.

The mystery of a corpse leads police to make an unlikely accusation about a college student and her missing husband.

The Ortega family's annual Christmas Eve party is destroyed when a man dressed as Santa, wielding handguns and a homemade flame-thrower opens fire; detectives are led down a terrifying path that leads them to a sociopath.

An arranged marriage goes awry.

A holiday is ruined when a couple is gunned down in their bed during what looks like a brutal home invasion, but police soon discover the true motive for the double homicide is a shocking tale of deception and betrayal.

A shocking history of domestic abuse raises a surprising question about the identity of the aggressor.

Firefighters respond to a house fire and discover three gunshot victims inside; authorities pursue the heavily armed murderer through Christmas.

The discovery of a murdered man exposes dark and disturbing secrets hidden within his family.

Three women, all with one thing in common, are driven to extremes; social media.

A brutal attack with a hammer leads to claims of abuse and reveals a shocking secret life.

A prominent scientist is bludgeoned to death with a stiletto heel.

A man is found dead on a shrimp boat; evidence leads to his past life as a drug informant.

A woman is stabbed a hundred times and her body positioned in a suggestive manner. This could be a hate crime against women.

A sudden illness ends a short marriage, but the widow could be hiding a poisonous secret.

Police are able to create a composite sketch of a man burnt beyond recognition. But tracking the killer is more challenging.

By cutting a strand of a murdered man's hair into sections, forensics reveal a record of his last six months alive, and find he was frequently ingesting huge amounts of arsenic.

Police search for intruders but find a suspect much closer to home when a man is beaten to death in his own home.

A bullet-riddled car, a missing driver, and no witnesses, an ambush or a random attack; the clue was something so tiny, it was measured in millionths of a meter.

Teenager is found half-naked with her throat slit; a single foreign hair found on her thumb may finger the killer.

A contractor's death leads to another death, three arrests and a shocking motive.

Two women who lived in the same apartment complex were brutally murdered; the similarities of the crime scenes led police to believe they were dealing with a serial killer who hated women, and they had to find him before he struck again.

Weeks after a student vanishes, the body of an unknown female is found in the ashes of a fire 700 miles away; an alert policeman realizes the crimes could be connected.

A family is willing to go to any lengths to get what it wants.

Investigators face a growing list of suspects after a beautiful flight attendant is brutally murdered in her own home.

The assistant manager of the restaurant had been stabbed to death; police knew why he'd been killed: $8,000 was missing from the safe. As to who was responsible, his family and friends couldn't even imagine who'd want to hurt him.

A young wife finds her husband dead, but the police uncover a web of lies and murder.

Florida authorities rely on DNA evidence to try to nail the killer of a woman who was abducted from her late-night job at a convenience store, raped and strangled.

A wild fire in a secluded parking lot leads police to discover a dreadful homicide, with the suspect's image caught by security cameras.

Convicted of killing two taxi drivers, Chaz Blackshear returns nine years later to share new details in what led to a brutal double murder; his accomplice and then-girlfriend, Danielle Hudson, reveals her role in the crimes for the first time.

After a prominent Arizona surgeon is found stabbed to death outside his office, investigators uncover an unlikely suspect with deep pockets and an even deeper hatred for the doctor.

Police don't have a basis for comparison to match shoe impressions, blood drops and DNA evidence from a murder scene.

A young man reveals how cruel his mother was years after his father was tragically shot.

A masked gunman kills two members of a family and wounds two others after they interrupt his burglary at their upscale suburban home.

Retired Detective Ken Mains teams up with an inmate on death row to expose the secrets of unknown serial killer Joseph Naso: while bringing closure to a victim's family, Ken uncovers that Naso likely killed many more women than police ever thought.

A veteran cop falls for a beloved grandma he hopes to spend the rest of his life with, but when a home cooked meal sends them both racing to the hospital… this granny's gravy, and her sordid past, are brought under scrutiny.

Morgan Fox, a young mother, is shot dead outside her home in North Canton, Ohio; in the search for her killer, investigators discover a toxic workplace, a twisted obsession, and a killer relationship.

A charismatic pastor's dark secrets come to light after his wife's mysterious death; the case shattered a congregats and exposes the cost of their unshakable trust.

When 18-year-old Anjelica Hadsell disappears, the investigation uncovers a sinister betrayal.

The investigation into a newlywed's murder starts with a widow, ends with a possible serial killer.

An expectant mother, Samantha Dean, is shot to death in an abandoned parking lot in Bastrop, Texas; as detectives dig deeper, they discover a diabolical plan, a shocking betrayal and a killer relationship.

In Marietta, Ga., a businessman is savagely murdered in his home; the violent and personal attack leads the detectives to look for the killer among those who knew him best.

When a 71-year-old man is found shot dead in a field, investigators suspect his killing is the result of a robbery; as new evidence surfaces, detectives develop a theory to explain his death and only a voice from the grave can prove it.

A woman's sudden death in a Detroit hotel unravels a dark web of secrets, lies and deadly coincidences that hint at something far more sinister.

The holiday season screeches to a halt when six members of the Anderson family are discovered to have been gunned down in their home; detectives work closely with family friends to track down the shocking murderer.

The Ortega family's annual Christmas Eve party is destroyed when a man dressed as Santa, wielding handguns and a homemade flame-thrower opens fire; detectives are led down a terrifying path that leads them to a sociopath.

A holiday is ruined when a couple is gunned down in their bed during what looks like a brutal home invasion, but police soon discover the true motive for the double homicide is a shocking tale of deception and betrayal.

Firefighters respond to a house fire and discover three gunshot victims inside; authorities pursue the heavily armed murderer through Christmas.

A murder in broad daylight causes the authorities to question whether it was an act of self-defense or murder.

Years after a deadly home invasion, a Texas woman faces new questions about the death of her mother.

A dead body is found in a small town in Texas and one mother may be facing death.

A small town church is shocked when one member is shot and another stands accused.

A woman is stabbed a hundred times and her body positioned in a suggestive manner. This could be a hate crime against women.

The trial of Scott Peterson who was convicted for the murder of his wife and unborn child.

Police are able to create a composite sketch of a man burnt beyond recognition. But tracking the killer is more challenging.

By cutting a strand of a murdered man's hair into sections, forensics reveal a record of his last six months alive, and find he was frequently ingesting huge amounts of arsenic.

A bullet-riddled car, a missing driver, and no witnesses, an ambush or a random attack; the clue was something so tiny, it was measured in millionths of a meter.

Teenager is found half-naked with her throat slit; a single foreign hair found on her thumb may finger the killer.

Self-named killer B.T.K. murders 10 people over 17 years, all while taunting Wichita, Kan., police and media before being exposed as family man and churchgoer Dennis Rader; in an exclusively acquired interview, he reveals what drove him to do it.

Two women who lived in the same apartment complex were brutally murdered; the similarities of the crime scenes led police to believe they were dealing with a serial killer who hated women, and they had to find him before he struck again.

Weeks after a student vanishes, the body of an unknown female is found in the ashes of a fire 700 miles away; an alert policeman realizes the crimes could be connected.

Investigators face a growing list of suspects after a beautiful flight attendant is brutally murdered in her own home.

From 1993 to 2000, the quiet community of Fort Smith, Ark., is terrorized by a twisted serial killer, a deranged necrophiliac who targets elderly and vulnerable women; he becomes known as The River Valley Killer.

The assistant manager of the restaurant had been stabbed to death; police knew why he'd been killed: $8,000 was missing from the safe. As to who was responsible, his family and friends couldn't even imagine who'd want to hurt him.

Florida authorities rely on DNA evidence to try to nail the killer of a woman who was abducted from her late-night job at a convenience store, raped and strangled.

A wild fire in a secluded parking lot leads police to discover a dreadful homicide, with the suspect's image caught by security cameras.

After a prominent Arizona surgeon is found stabbed to death outside his office, investigators uncover an unlikely suspect with deep pockets and an even deeper hatred for the doctor.

Nurse Charles Cullen is one of America's most prolific serial killers; police say he may have murdered up to 400 victims; Cullen claims he acted mercifully to end their pain; an in-depth look into the case reveals the truth behind his motives.

Police don't have a basis for comparison to match shoe impressions, blood drops and DNA evidence from a murder scene.

A masked gunman kills two members of a family and wounds two others after they interrupt his burglary at their upscale suburban home.

Retired Detective Ken Mains teams up with an inmate on death row to expose the secrets of unknown serial killer Joseph Naso: while bringing closure to a victim's family, Ken uncovers that Naso likely killed many more women than police ever thought.

A chance encounter on the Pacific Coast Highway with a woman he first spoke to in a jail cell leads Keith Morrison to reexamine the mysterious death of Las Vegas casino magnate Ted Binion.

A chance encounter on the Pacific Coast Highway with a woman he first spoke to in a jail cell leads Keith Morrison to reexamine the mysterious death of Las Vegas casino magnate Ted Binion.

A teenage mom and her friends get caught up in a bizarre murder case.

Twenty-year-old Tiffanie Adams is eight months pregnant when she suddenly disappears; to solve the mystery, police must expose toxic relationships and deadly secrets.

When devoted young mother Sara Summer vanishes from a small Tennessee town, the investigation into her life exposes a world of romance, lies and a fatal betrayal at the hands of a man she trusted.

When a Navy officer succumbs to a mysterious illness after months at sea, nothing makes sense, until an autopsy yields a stunning revelation; all roads lead to dead ends, until they zero in on an unlikely target.

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.

A devoted husband, military man, and father of three calls the police with a chilling confession: he's shot his wife; what first appears to be a straightforward homicide soon unravels into something far more complex.

A beloved mother is found brutally murdered near the military town of North Pole, Alaska, and soon four more girls meet the same fate.

On Christmas Eve in a quiet town, elderly couple Bob and Idella Young are brutally slain at home; a bloody glove found at the crime scene has the killer's DNA, but no one matches the sample.

Two days after Christmas a mass shooting terrorizes a small town; after killing two people and wounding many more the gunman is taken into custody; when police search for answers they uncover the worst family massacre in US history.

Just before Christmas, the body of a young mother is found strangled inside a burning car in a quiet Minneapolis suburb and detectives suspect that she was killed by someone very close to her.

Just after Christmas, a young couple is found murdered inside their Florida home; neighbors can't imagine the couple had been in the area long enough to make a mortal enemy; police uncover deeply personal details, and soon expose a deadly secret.

Colleen Stan relives what it was like to be kidnapped and imprisoned in a box, and how she escaped.

A car crashes into a tree killing a man.

The stories of five women who suffered vile abuse while trapped inside the home of a prolific serial killer from which they eventually escaped.

A murder investigation which pits a son against his mother sheds new light on a previously unsolved death.

The trial of Scott Peterson who was convicted for the murder of his wife and unborn child.

The celebrity murder that shocked a nation; one of the country's leading comedians is gunned down in his own home.

Self-named killer B.T.K. murders 10 people over 17 years, all while taunting Wichita, Kan., police and media before being exposed as family man and churchgoer Dennis Rader; in an exclusively acquired interview, he reveals what drove him to do it.

A pretty blonde survives the attack that kills her husband.

From 1993 to 2000, the quiet community of Fort Smith, Ark., is terrorized by a twisted serial killer, a deranged necrophiliac who targets elderly and vulnerable women; he becomes known as The River Valley Killer.

After a family is found massacred inside their Santa Claus, Georgia home, the hunt for their killer hinges on the eyewitness testimony of the three young surviving daughters.

When a young man and woman are found shot execution-style in a mall parking lot in the early hours of Christmas Eve, investigators believe a love triangle might have led to these brutal murders.

Nurse Charles Cullen is one of America's most prolific serial killers; police say he may have murdered up to 400 victims; Cullen claims he acted mercifully to end their pain; an in-depth look into the case reveals the truth behind his motives.

Firefighters respond to a house fire and discover three gunshot victims inside; authorities pursue the heavily armed murderer through Christmas.

In an exclusive interview, Emma Coronel, wife of drug lord Joaquín "El Chapo" Guzmán, reveals the seduction and danger of life with a criminal mastermind, while confronting the ugliest truths of his actions and grappling with her own accountability.

Bill Noguera gets a written confession from serial killer Joseph Naso, cracking open another cold case from his List of 10; Detective Mains uncovers more potential victims from an infamous case in New York.

When a pathologist is found murdered in his home, the investigation reveals simmering jealousies and a love triangle.

When a pathologist is found murdered in his home, the investigation reveals simmering jealousies and a love triangle.

Firefighters make a grisly discovery while responding to a house fire in a Toronto suburb; as a family searches for answers, investigators launch an elaborate undercover sting that reveals a devious murder-for-hire plot and the ultimate betrayal.

A newly single mother of two vanishes after going on a date with an old high school friend she connected with on Facebook; investigators race against the clock to reveal the true identity of the mystery man.

A bomb rocks South Chicago killing Mark Toney, investigators dig beneath the rubble to expose a violent, seductive con game and a shockingly deceitful relationship.

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.

A beloved mother is found brutally murdered near the military town of North Pole, Alaska, and soon four more girls meet the same fate.

A beloved couple is found murdered inside their home on Christmas morning; a single palm print is left behind; investigators work tirelessly to match the print to a suspect, until a letter from prison takes the case on an unexpected course.

Dayton, Ohio, is terrorized over the Christmas holiday as a string of brutal shootings have the residents wondering if they could be next.

Beloved Christmas tree farmers are executed in the front seat of their car and a manhunt for their killer is launched that keeps investigators on the case for over three decades before justice is served.

After responding to a robbery at a sporting goods store on Christmas Eve, an Irving, Texas police officer is gunned down in cold blood.

A mysterious disappearance leads police to a woman pushing a trash can full of body parts down the street.

A car crashes into a tree killing a man.

A 13-year-old confesses to murder, but police suspect he's being manipulated by his half-sister.

A murder investigation which pits a son against his mother sheds new light on a previously unsolved death.

When remains of a dead body are discovered under a trailer, the police suspect that they belong to a man who disappeared 5 years earlier.

The celebrity murder that shocked a nation; one of the country's leading comedians is gunned down in his own home.

The investigation into a deadly home invasion reveals just how far a father would go for his daughter.

A pretty blonde survives the attack that kills her husband.

After a family is found massacred inside their Santa Claus, Georgia home, the hunt for their killer hinges on the eyewitness testimony of the three young surviving daughters.

When a young man and woman are found shot execution-style in a mall parking lot in the early hours of Christmas Eve, investigators believe a love triangle might have led to these brutal murders.

Firefighters respond to a house fire and discover three gunshot victims inside; authorities pursue the heavily armed murderer through Christmas.

In an exclusive interview, Emma Coronel, wife of drug lord Joaquín "El Chapo" Guzmán, reveals the seduction and danger of life with a criminal mastermind, while confronting the ugliest truths of his actions and grappling with her own accountability.

More than two decades after a woman is murdered in what appears to be a burglary gone wrong, a detective finds information that unlocks the mystery of what actually happened.

More than two decades after a woman is murdered in what appears to be a burglary gone wrong, a detective finds information that unlocks the mystery of what actually happened.

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