After New Jersey mother Michelle Lodzinski reports that her 5-year-old son has vanished from a carnival, detectives embark on a decades-long investigation until a family member identifies a key piece of evidence pointing to a potential suspect.

An apparent home invasion in Minnesota leaves Heidi Firkus dead and her husband hospitalized; for Blayne Alexander, getting to know Heidi through loved ones was a privilege; for investigators, learning about Heidi helps solve the case.

When Dr. Teresa Sievers is found murdered in her kitchen, detectives struggle to find any leads until an unexpected tip changes everything; the woman who helped investigators speaks out.

After a mother is found murdered in her Virginia home, her son embarks on a 20-year quest for justice; for Josh Mankiewicz, this cold case was one of the strangest he's ever covered. He looks back at the reasons why.

Exploring the stories through firsthand accounts told by people who are close to the crime; including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.

After a woman is murdered, a secret is exposed but a mystery still looms; Andrea Canning re-examines the story she first covered years ago; new developments lead to an unexpected conclusion and an interview you have to see to believe.

When high school student Megan Nichols vanishes from her Illinois home, her mother finds a note saying that she ran away; a grisly discovery made three years later changes the course of the investigation.

A small Ohio town is left in shock after a local coal miner is found fatally shot in his basement; as investigators dig into his personal life, a secret affair reveals a surprising suspect.

When a small-town Alabama resident is murdered, rumors involving a local pastor begin to swirl.

The investigation into the death of a pregnant woman just months after she wed her high school sweetheart reveals secret lives and feuds.

The investigation into the death of a pregnant woman just months after she wed her high school sweetheart reveals secret lives and feuds.

Investigators didn't know if Kathy Heckel was a missing person or murder victim; decades later the case is reopened by a new detective.

A motocross champion and a model tie the knot in Las Vegas, never knowing their wedding vows will trigger a mysterious murder plot and a decades-long investigation.

When a pregnant St. Louis elementary school teacher is found shot to death in her apartment, an unusual gun silencer, missing money, and the victim's own meal plan help unlock a shocking and devious murder plan.

A dental student rejects her boyfriend's marriage proposal, then dies under mysterious circumstances; when another victim dies under similar circumstances 14 years later, investigators must determine if the two cases are fatally intertwined.

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.

When police investigate the murder of a Private Investigator the trail leads them to a wealthy woman who had affairs with both a father and his son.

When a beloved mom is murdered in her suburban Connecticut basement, and her husband is found zip-tied to a chair, detectives pursue a camo-clad intruder and a twisted trail of digital evidence that uncovers a diabolical plan, months in the making.

A young mother's passionate affair with an old boyfriend ignites suspicion when someone close to both of them is murdered.

A young woman vanishes from small-town Oregon after heading to a Halloween party,leaving her family devastated and detectives hitting dead ends.Years later,new evidence from an unlikely source reveals the gruesome plan to silence a vulnerable victim.

Questions are raised when a teenager awakens to discover her father, a popular high school drama teacher, stabbed to death in his bedroom.

A wife calls 911 to report her husband has been shot on a country road in Texas; what she tells investigators next makes this case memorable for Josh Mankiewicz.

A young teacher's assistant is raped and fatally shot in the middle of the night; her roommate, awakened by the noise, calls 911 and reports it as a suicide, beginning an intriguing mystery of motive, heartbreak and a tragic discovery.

Andrea Canning looks back on the case of a fitness tracker who helps detectives solve the mystery of a young woman's death in Wisconsin; Andrea confronts the killer in a tense interview.

The romance between two academy-bound high school sweethearts turns deadly when a youthful indiscretion leads to cold-blooded murder.

When a family falls victim to a devastating crime, the search for the killers lays bare a twisted romance and a motive no one can believe.

When a star athlete at an Ivy League university goes on trial for murder, sparks fly in the courtroom; the trial ends with a stunning decision that Dennis Murphy will never forget, but the surprises in the case are just beginning.

A loving couple is gunned down outside their home, setting in motion a cross-country investigation to track down an unlikely killer and a motive for revenge.

A California woman's two former husbands are mysteriously murdered nearly 20 years apart; Keith Morrison reflects on the case that sent him halfway across the world on a hunt for answers.

After a soldier is murdered on New Year's Eve, the quest for the truth reveals a deadly plot driven by temptation and obsession.

A beloved police officer's murder takes years for his brothers in blue to solve, ultimately revealing a conspiracy born out of lust and greed.

A pink gun leads to an arrest when a complicated Texas love triangle ends in murder, but new evidence makes investigators rethink the case.

A shocking double murder and kidnapping springs police into action to stop a pair of deadly lovers before they can kill again; a surviving victim recounts the harrowing ordeal.

When the wife of an Army medic is murdered in her Hawaii home, the investigation reveals a sordid tale of secrets, lies and a twisted romance that captured headlines across the country.

When Leslie Neulander dies after what seems like an accidental fall in the shower, her book club friends join forces to seek justice on her behalf; Andrea Canning reflects on some of the most determined women she's ever met.

The disappearance of a well-respected businessman leads to an investigation that exposes a secret romance fueled by lust and greed.

An Amish community is turned upside down when a young wife and mother is found murdered inside her home, leading police to look deeper within the community, and exposing a secret romance that triggered a deadly conspiracy.

An apparent home invasion in Minnesota leaves Heidi Firkus dead and her husband hospitalized; for Blayne Alexander, getting to know Heidi through loved ones was a privilege; for investigators, learning about Heidi helps solve the case.

A beloved Oklahoma father is discovered murdered inside his home and the search for his killer uncovers a forbidden romance and a deadly double-cross.

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

After a mother is found murdered in her Virginia home, her son embarks on a 20-year quest for justice; for Josh Mankiewicz, this cold case was one of the strangest he's ever covered. He looks back at the reasons why.

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

The sudden disappearance of a wealthy couple rattles their small town and launches an investigation that exposes a web of deception, greed and a blood-soaked betrayal.

After a woman is murdered, a secret is exposed but a mystery still looms; Andrea Canning re-examines the story she first covered years ago; new developments lead to an unexpected conclusion and an interview you have to see to believe.

When a wealthy couple falls victim to a deadly home invasion, the search for the killers exposes both a twisted relationship and a family betrayal no one saw coming.

In 2001, intern Chandra Levy disappears from Washington, D.C., then rumors surface of an affair between the beautiful intern and a married congressman; one year later, Levy's body is found in Rock Creek Park, and her murder goes unsolved to this day.

When a small-town Alabama resident is murdered, rumors involving a local pastor begin to swirl.

A love triangle leads to years of stalking, property destruction, threats and murder.

A love triangle leads to years of stalking, property destruction, threats and murder.

The murder of a young schoolteacher in Pennsylvania goes unsolved for years, but investigators discover a new tool that may finally help unlock the murderer's identity.

A motocross champion and a model tie the knot in Las Vegas, never knowing their wedding vows will trigger a mysterious murder plot and a decades-long investigation.

A successful businesswoman and mother of three is found shot in her office; the investigation into her death leaves a family divided.

A dental student rejects her boyfriend's marriage proposal, then dies under mysterious circumstances; when another victim dies under similar circumstances 14 years later, investigators must determine if the two cases are fatally intertwined.

Two decades after a Jacksonville, Fla., woman goes missing, her son solves the mystery that haunted his childhood.

When police investigate the murder of a Private Investigator the trail leads them to a wealthy woman who had affairs with both a father and his son.

A woman is murdered in a home invasion; her best friend and neighbor is shot the following night; investigators unearth disturbing secrets that suggest the cases may be linked.

A young mother's passionate affair with an old boyfriend ignites suspicion when someone close to both of them is murdered.

Questions are raised when a teenager awakens to discover her father, a popular high school drama teacher, stabbed to death in his bedroom.

When Cathy Torrez never comes home after work, her family fears the worst; an intensive search ends after her car is found, with her body in the trunk; it take years to get to the truth.

A young teacher's assistant is raped and fatally shot in the middle of the night; her roommate, awakened by the noise, calls 911 and reports it as a suicide, beginning an intriguing mystery of motive, heartbreak and a tragic discovery.

When former NFL star Antonio Armstrong and his wife, Dawn, are murdered in their own bed, detectives uncover a stray bullet, threatening note and web of complicated family dynamics that ultimately unravel, revealing a dark betrayal.

The romance between two academy-bound high school sweethearts turns deadly when a youthful indiscretion leads to cold-blooded murder.

A paroled killer linked to the disappearance of young women forces police into a desperate manhunt; this shocking case unfolds against a backdrop of unfortunate legal and parole decisions that set Kenneth McDuff loose to become a serial killer.

When a family falls victim to a devastating crime, the search for the killers lays bare a twisted romance and a motive no one can believe.

The ambush-style murder of a human rights activist confuses investigators; but when her boyfriend's brother is also gunned down, police uncover a plan to commit murders in the name of honor.

A loving couple is gunned down outside their home, setting in motion a cross-country investigation to track down an unlikely killer and a motive for revenge.

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

After a soldier is murdered on New Year's Eve, the quest for the truth reveals a deadly plot driven by temptation and obsession.

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

A beloved police officer's murder takes years for his brothers in blue to solve, ultimately revealing a conspiracy born out of lust and greed.

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

A shocking double murder and kidnapping springs police into action to stop a pair of deadly lovers before they can kill again; a surviving victim recounts the harrowing ordeal.

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 the wife of an Army medic is murdered in her Hawaii home, the investigation reveals a sordid tale of secrets, lies and a twisted romance that captured headlines across the country.

After a successful Korean-American business owner is killed during a home invasion, detectives believe his murder could be tied to a string of Philly crimes against businesses, until they uncover that the mastermind is someone much closer to home.

The disappearance of a well-respected businessman leads to an investigation that exposes a secret romance fueled by lust and greed.

After a talented artist and musician goes missing, the investigation into his disappearance leads to a gruesome discovery in a historic Philly cemetery, revealing a sinister series of events.

An Amish community is turned upside down when a young wife and mother is found murdered inside her home, leading police to look deeper within the community, and exposing a secret romance that triggered a deadly conspiracy.

A beloved Staten Island teacher is found dead in the home she shared with her husband; an unknown number in her cell phone leads investigators to ultimately unearth her killer.

A beloved Oklahoma father is discovered murdered inside his home and the search for his killer uncovers a forbidden romance and a deadly double-cross.

When a young pregnant mother goes missing in Virginia, her family embarks on a search, but the case goes cold; years later, investigators find a woman who may hold the key to solving the case.

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

After a talented artist and musician goes missing, the investigation into his disappearance leads to a gruesome discovery in a historic Philly cemetery, revealing a sinister series of events.

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

Mama Edna, a pillar of the Haitian community in Brooklyn is adored by all as the matriarch of East Flatbush; when she is found murdered in her home, NYPD uncover a Voodoo practice that leads them to a web of the unthinkable.

The sudden disappearance of a wealthy couple rattles their small town and launches an investigation that exposes a web of deception, greed and a blood-soaked betrayal.

When an aspiring writer and painter in the vibrant Soho art scene of the early '80s is found murdered just two days after her debut book is published, her devastated husband offers a critical clue.

When a wealthy couple falls victim to a deadly home invasion, the search for the killers exposes both a twisted relationship and a family betrayal no one saw coming.

A single mother who is pregnant with her second child says goodnight to her 12-year-old daughter in their Brooklyn home at midnight; by morning, she is found dead miles away in the Hudson River of midtown Manhattan.

In 2001, intern Chandra Levy disappears from Washington, D.C., then rumors surface of an affair between the beautiful intern and a married congressman; one year later, Levy's body is found in Rock Creek Park, and her murder goes unsolved to this day.

When Wendy Ratte, a free-spirited mother of two, goes missing, police go under cover to crack the case.

When Wendy Ratte, a free-spirited mother of two, goes missing, police go under cover to crack the case.

When a San Diego woman who is near death arrives at an emergency room, the FBI and local law enforcement are called in to try to solve a medical mystery and a horrific crime.

A successful businesswoman and mother of three is found shot in her office; the investigation into her death leaves a family divided.

Two decades after a Jacksonville, Fla., woman goes missing, her son solves the mystery that haunted his childhood.

After two best friends are reported missing, Texas and Minnesota police team up to bring a suspected serial killer to justice; an accomplice shares her side of the story from behind bars, revealing chilling details of the crime.

A woman is murdered in a home invasion; her best friend and neighbor is shot the following night; investigators unearth disturbing secrets that suggest the cases may be linked.

A North Dakota community is rocked after a beloved mother is found stabbed to death in her home.As police look to those closest to her for answers, an informant comes forward and exposes a dangerous couple's vengeful plot.

When authorities respond to a car fire in rural Michigan, they find a charred body discarded nearby; as the investigation unfolds, the victim's phone records point to a vicious plot stemming from a dangerous infatuation.

When Cathy Torrez never comes home after work, her family fears the worst; an intensive search ends after her car is found, with her body in the trunk; it take years to get to the truth.

Just months before his retirement, a missing trucker's body is found in a remote creek; as detectives run out of leads, a seemingly minute detail breathes new life into the investigation revealing two lovers with a nefarious plot.

When an esteemed California pastor is found executed in an almond orchard, investigators turn to his complex love life for answers; allegations of blackmail are exposed, and a vindictive conspiracy is ultimately brought to light.

When former NFL star Antonio Armstrong and his wife, Dawn, are murdered in their own bed, detectives uncover a stray bullet, threatening note and web of complicated family dynamics that ultimately unravel, revealing a dark betrayal.

When a crimespree leaves five dead, South Carolina authorities kickstart a multi-state investigation to capture a desperate couple on the run; the case grows more complicated whenpolice are faced with conflicting accounts of the murders.

A paroled killer linked to the disappearance of young women forces police into a desperate manhunt; this shocking case unfolds against a backdrop of unfortunate legal and parole decisions that set Kenneth McDuff loose to become a serial killer.

After a young mother is murdered in broad daylight, Texas authorities are on a hunt for a masked gunman; the ensuing investigation uncovers a bitter custody battle and a vicious plot born of obsession.

The ambush-style murder of a human rights activist confuses investigators; but when her boyfriend's brother is also gunned down, police uncover a plan to commit murders in the name of honor.

A welfare check confirms the worst when a woman is found brutally murdered on her couch; the ensuing investigation leads authorities from Oklahoma to Arkansas where conflicting stories of a crime motivated by greed and jealousy are uncovered.

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

When a missing man's bullet-riddled body is found off the side of a road, police must dig into his complicated past to uncover the truth; the case hits a standstill until information about the victim's car comes to light and reveals a toxic romance.

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

When a shocking crime is committed in broad daylight that leaves a young man dead on the street, the investigation uncovers a personal vendetta; in exclusive prison interviews, the killer couple each share their version of events.

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

When a young soldier goes missing just two days after his wedding, authorities fear the worst has occurred in their small Ohio town. Rumors of a sordid affair lead to a shocking betrayal that ended in not one, but two horrific crimes.

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.

A botched bank robbery and bomb-clad hostage lead Erie detectives through a bizarre, convoluted scavenger hunt that starts with a pizza delivery, ends with multiple victims, and was concocted by a deranged perpetrator who has plans to kill again.

After a successful Korean-American business owner is killed during a home invasion, detectives believe his murder could be tied to a string of Philly crimes against businesses, until they uncover that the mastermind is someone much closer to home.

The death of a police officer leads to a search for her killer; her shooting may be payback for an old arrest, or may be closer to home.

After a talented artist and musician goes missing, the investigation into his disappearance leads to a gruesome discovery in a historic Philly cemetery, revealing a sinister series of events.

When a young soldier goes missing just two days after his wedding, authorities fear the worst has occurred in their small Ohio town. Rumors of a sordid affair lead to a shocking betrayal that ended in not one, but two horrific crimes.

A beloved Staten Island teacher is found dead in the home she shared with her husband; an unknown number in her cell phone leads investigators to ultimately unearth her killer.

A botched bank robbery and bomb-clad hostage lead Erie detectives through a bizarre, convoluted scavenger hunt that starts with a pizza delivery, ends with multiple victims, and was concocted by a deranged perpetrator who has plans to kill again.

When a young pregnant mother goes missing in Virginia, her family embarks on a search, but the case goes cold; years later, investigators find a woman who may hold the key to solving the case.

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.

After a talented artist and musician goes missing, the investigation into his disappearance leads to a gruesome discovery in a historic Philly cemetery, revealing a sinister series of events.

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.

Mama Edna, a pillar of the Haitian community in Brooklyn is adored by all as the matriarch of East Flatbush; when she is found murdered in her home, NYPD uncover a Voodoo practice that leads them to a web of the unthinkable.

Just weeks away from completing his sentence, an inmate is accused of murdering his cellie; a large woman with a personality to match loses everything to meth; an inmate causes a disturbance on the jail's transfer bus.

When an aspiring writer and painter in the vibrant Soho art scene of the early '80s is found murdered just two days after her debut book is published, her devastated husband offers a critical clue.

Solitary confinement is one of the most common methods for disciplining inmates, but it's also a very controversial issue.

A single mother who is pregnant with her second child says goodnight to her 12-year-old daughter in their Brooklyn home at midnight; by morning, she is found dead miles away in the Hudson River of midtown Manhattan.

Years after a woman is murdered in the back of her comic book store, new evidence is discovered that sends the investigation in a surprising direction.

Years after a woman is murdered in the back of her comic book store, new evidence is discovered that sends the investigation in a surprising direction.

A 21-year-old college senior is shot and killed in a public park just months before her graduation.

Randy Baker finds his calling as a counselor then winds up dead.

Three people are shot dead in a small Texas town, including two respected prosecutors; a clue that would connect the dots remains a mystery until an eagle-eyed investigator makes a stunning discovery.

Pamela Smart's husband is found murdered; police investigate and discover that Smart is keeping a big secret.

After two best friends are reported missing, Texas and Minnesota police team up to bring a suspected serial killer to justice; an accomplice shares her side of the story from behind bars, revealing chilling details of the crime.

The original jurors who found Hollywood legend Robert Blake not guilty of murder after the shooting of his wife Bonnie Lee Bakley discuss their controversial verdict over a decade later.

A North Dakota community is rocked after a beloved mother is found stabbed to death in her home.As police look to those closest to her for answers, an informant comes forward and exposes a dangerous couple's vengeful plot.

When authorities respond to a car fire in rural Michigan, they find a charred body discarded nearby; as the investigation unfolds, the victim's phone records point to a vicious plot stemming from a dangerous infatuation.

A drug-crazed couple set off on a multi-state crime spree; a modern-day Bonnie and Clyde.

Just months before his retirement, a missing trucker's body is found in a remote creek; as detectives run out of leads, a seemingly minute detail breathes new life into the investigation revealing two lovers with a nefarious plot.

When an esteemed California pastor is found executed in an almond orchard, investigators turn to his complex love life for answers; allegations of blackmail are exposed, and a vindictive conspiracy is ultimately brought to light.

A couple of drifters befriend a good Samaritan with horrific results.

When a crimespree leaves five dead, South Carolina authorities kickstart a multi-state investigation to capture a desperate couple on the run; the case grows more complicated whenpolice are faced with conflicting accounts of the murders.

After a young mother is murdered in broad daylight, Texas authorities are on a hunt for a masked gunman; the ensuing investigation uncovers a bitter custody battle and a vicious plot born of obsession.

When a beloved grandmother falls victim to a brutal crime, the search for her killers reveals a torrid romance between two young lovers willing to do anything to get what they desire.

A welfare check confirms the worst when a woman is found brutally murdered on her couch; the ensuing investigation leads authorities from Oklahoma to Arkansas where conflicting stories of a crime motivated by greed and jealousy are uncovered.

The unexplained disappearances of a young mother and her two sons in 1980 lead investigators on a three-decade quest for justice, exposing multiple murders and a homicidal love affair that left untold suffering and carnage in its wake.

When a missing man's bullet-riddled body is found off the side of a road, police must dig into his complicated past to uncover the truth; the case hits a standstill until information about the victim's car comes to light and reveals a toxic romance.

When a shocking crime is committed in broad daylight that leaves a young man dead on the street, the investigation uncovers a personal vendetta; in exclusive prison interviews, the killer couple each share their version of events.

When a young soldier goes missing just two days after his wedding, authorities fear the worst has occurred in their small Ohio town. Rumors of a sordid affair lead to a shocking betrayal that ended in not one, but two horrific crimes.

After two best friends are reported missing, Texas and Minnesota police team up to bring a suspected serial killer to justice; an accomplice shares her side of the story from behind bars, revealing chilling details of the crime.

A botched bank robbery and bomb-clad hostage lead Erie detectives through a bizarre, convoluted scavenger hunt that starts with a pizza delivery, ends with multiple victims, and was concocted by a deranged perpetrator who has plans to kill again.

When a young soldier goes missing just two days after his wedding, authorities fear the worst has occurred in their small Ohio town. Rumors of a sordid affair lead to a shocking betrayal that ended in not one, but two horrific crimes.

The death of a police officer leads to a search for her killer; her shooting may be payback for an old arrest, or may be closer to home.

A violent home invasion leads to suspicion about the victim's stepdaughter and a mystery man, but a startling confession reveals a more intimate betrayal.

When a young soldier goes missing just two days after his wedding, authorities fear the worst has occurred in their small Ohio town. Rumors of a sordid affair lead to a shocking betrayal that ended in not one, but two horrific crimes.

A popular cab-driver is shot dead on the job, but the search for his killer reveals his wife's secret prison visits, a torrid affair and a possible conspiracy.

A botched bank robbery and bomb-clad hostage lead Erie detectives through a bizarre, convoluted scavenger hunt that starts with a pizza delivery, ends with multiple victims, and was concocted by a deranged perpetrator who has plans to kill again.

The murder of a beloved widower leaves police wondering what secrets his marriage, to his much younger wife, might be hiding.

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.

An Air Force sergeant is gunned down in his garage revealing an elaborate conspiracy with an unlikely mastermind.

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.

A botched bank robbery and bomb-clad hostage lead Erie detectives through a bizarre, convoluted scavenger hunt that starts with a pizza delivery, ends with multiple victims, and was concocted by a deranged perpetrator who has plans to kill again.

Just weeks away from completing his sentence, an inmate is accused of murdering his cellie; a large woman with a personality to match loses everything to meth; an inmate causes a disturbance on the jail's transfer bus.

After a talented artist and musician goes missing, the investigation into his disappearance leads to a gruesome discovery in a historic Philly cemetery, revealing a sinister series of events.

Solitary confinement is one of the most common methods for disciplining inmates, but it's also a very controversial issue.

A look back at the 1997 murder of fashion designer Gianni Versace, including interviews with his long-time partner Antonio D'Amico, model Beverly Johnson, fashion journalist Hal Rubenstein, author Maureen Orth and more.

A look back at the 1997 murder of fashion designer Gianni Versace, including interviews with his long-time partner Antonio D'Amico, model Beverly Johnson, fashion journalist Hal Rubenstein, author Maureen Orth and more.

When a college student is found dead after a party, his mother gets the help of a new friend to get the case in front of a jury.

Three people are shot dead in a small Texas town, including two respected prosecutors; a clue that would connect the dots remains a mystery until an eagle-eyed investigator makes a stunning discovery.

The original jurors who found Hollywood legend Robert Blake not guilty of murder after the shooting of his wife Bonnie Lee Bakley discuss their controversial verdict over a decade later.

A sexy teacher and her teenaged lover hatch a plot that rocks a nation.

A drug-crazed couple set off on a multi-state crime spree; a modern-day Bonnie and Clyde.

A salesman and young hustler form a partnership in business and in romance; when a medical tragedy proves to be anything but natural, police uncover a twisted tale of sex, deception and conspiracy.

A couple of drifters befriend a good Samaritan with horrific results.

Two ex-lovers reunite but their affair turns deadly when they conspire to get rid of his wife.

An honor student falls in love with an ex-convict and becomes involved in a killing spree.

When a beloved grandmother falls victim to a brutal crime, the search for her killers reveals a torrid romance between two young lovers willing to do anything to get what they desire.

The unexplained disappearances of a young mother and her two sons in 1980 lead investigators on a three-decade quest for justice, exposing multiple murders and a homicidal love affair that left untold suffering and carnage in its wake.

A loving couple are found shot to death in their home, forcing police to pursue a pair of desperate lovers on a cross-country manhunt.

When a young woman is found tortured and killed after a camping trip with friends, police must unravel two couples' conflicting stories of depravity to bring her killers to justice.

After two best friends are reported missing, Texas and Minnesota police team up to bring a suspected serial killer to justice; an accomplice shares her side of the story from behind bars, revealing chilling details of the crime.

When a young soldier goes missing just two days after his wedding, authorities fear the worst has occurred in their small Ohio town. Rumors of a sordid affair lead to a shocking betrayal that ended in not one, but two horrific crimes.

A violent home invasion leads to suspicion about the victim's stepdaughter and a mystery man, but a startling confession reveals a more intimate betrayal.

A popular cab-driver is shot dead on the job, but the search for his killer reveals his wife's secret prison visits, a torrid affair and a possible conspiracy.

The murder of a beloved widower leaves police wondering what secrets his marriage, to his much younger wife, might be hiding.

An Air Force sergeant is gunned down in his garage revealing an elaborate conspiracy with an unlikely mastermind.

A botched bank robbery and bomb-clad hostage lead Erie detectives through a bizarre, convoluted scavenger hunt that starts with a pizza delivery, ends with multiple victims, and was concocted by a deranged perpetrator who has plans to kill again.

After a talented artist and musician goes missing, the investigation into his disappearance leads to a gruesome discovery in a historic Philly cemetery, revealing a sinister series of events.

When a wife calls 911 to report her husband has been shot on a country road in Texas, officers rush to the scene.

Recently uncovered pages from John Hinckley Jr.'s diary, which he began writing after he was arrested for trying to assassinate President Ronald Reagan; an interview with the officer who questioned Hinckley after the attempted assassination.

A man uses a dating site to meet and murder a college student.