Four masked men invade a Cleveland home and rob the inhabitants at gunpoint; one of the intruders is shot to death; police try to determine if the man was shot by one of the homeowners, or by one of his accomplices.

Investigators race against time to identify a murder suspect.

Police find a body riddled with bullet holes when a van crashes in front of a house; fingerprints and witness testimony lead investigators deep into the victim's inner circle.

A quiet neighborhood becomes a war zone when a gun battle breaks out during the night; detectives find a young father of two lying dead in his bedroom.

Four masked men invade a Cleveland home and rob the inhabitants at gunpoint; one of the intruders is shot to death; police try to determine if the man was shot by one of the homeowners, or by one of his accomplices.

Detective Baynes investigates the mysterious death of a man that had internal bleeding from a bullet wound.

A young man is gunned down in broad daylight in the parking lot of a local car wash.

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Join Alec and Kaleb as they interview patients and their families and how their lives have been changed because of the life-changing pediatric care they received at Shriners Children'sTM.

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Danielle is shot point blank in the head by a 14 year old boy; Amy falls 60 feet into a rocky ravine; Mark is attacked with a knife on his boat.

A home invasion leaves a man fighting for his life; a boat capsizes; a woman faces a terrifying death locked in the trunk of her car.

A single mom is attacked by an old classmate after spurning his affections; a gold prospector survives five days in the Australian Outback; a woman is left for dead after being shot in a carjacking.

A store manager and his staff are shot by two killers; a young man has both his arms torn off in an accident; a young girl is kidnapped by a serial killer.

A second murder solves the first; genetic trace solves a teen's murder.

When a church deacon is found shot to death it looks like police may have stumbled upon a multi-party murder plot; a wife remains a key suspect in her husband's murder case for six years, until she attempts to prove her own innocence.

Publicity of a man's mandatory release in Texas brings forth a witness to a murder after 24 years in Michigan.

Detectives are baffled when two young girls are raped, murdered, and dumped in an abandoned house in Akron, Ohio; a 26-year-old mother of three disappears on Christmas Eve in 1995, but the missing person case goes cold when police can find few clues.

A 25-year-old woman is killed in a hotel room in 1978; a 25-year-old woman is shot to death during a jewelry-store robbery in 1980.

A woman is found murdered in her mobile home; an Oregon man is shot dead.

DNA evidence solves the murder of a female law student; a man confesses to the random killing of a bowhunter.

In 1987, a young girl is found raped and strangled; in 1983, a young mother is raped and murdered at work.

A wiretapped conversation between a suspected killer and his sister cracks a 9-year-old murder case; a geologist finds human bones, solving the murder of a Virginia woman.

Police hunt for over 15 years for a serial killer who lures women to Kansas for sadomasochistic sexual trysts at hotels; unprecedented access to surveillance photos and video from the investigation provides a glimpse inside the probe.

Detectives suspect that several violent crimes are connected; a maintenance man finds a body in a bathroom.

Detectives search for a man who rapes and kills women; an ex-girlfriend is the prime suspect when a man goes missing.

A wiretapped conversation between a suspected killer and his sister cracks a 9-year-old murder case; a geologist finds human bones, solving the murder of a Virginia woman.

Police hunt for over 15 years for a serial killer who lures women to Kansas for sadomasochistic sexual trysts at hotels; unprecedented access to surveillance photos and video from the investigation provides a glimpse inside the probe.

Detectives suspect that several violent crimes are connected; a maintenance man finds a body in a bathroom.

Detectives search for a man who rapes and kills women; an ex-girlfriend is the prime suspect when a man goes missing.

DNA evidence solves the murder of a female law student; a man confesses to the random killing of a bowhunter.

In 1987, a young girl is found raped and strangled; in 1983, a young mother is raped and murdered at work.

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A missionary working in Haiti is shot and held for ransom by a gang; a man goes into a flooding underground cavity to rescue two co-workers; a man viciously assaults his wife.

A woman is abducted at knife-point; a farmer rips his hand off to escape from a combine harvester; a girl is left for dead after having her throat slit.

Masked gunmen threaten to kill a woman's daughter if she doesn't rob the bank vault where she works; two teens in a sailboat are swept out to sea for six days.

A woman is abducted by another woman who tries to steal her unborn baby; a geologist is attacked by a bear; a woman is shot and held hostage.

Justina Rucinski receives an email with the largest cookie request of her career; but when the customer arrives at her home to leave the deposit, Justina is brutally attacked and taken away at gunpoint; April recalls what happened to her best friend.

Successful real estate agent Beverly Carter went missing after showing a home to potential buyers; later that evening, Beverly began texting her husband; how family and friends knew that Beverly was in danger.

When Becky Koster returns home from a night out, she texts her mother, Barbara, that she made it back safely; however, when Barbara arrived home hours later, Becky was nowhere to be found; Barbara recalls the gut-wrenching search for her daughter.

When mother-of-two Deanna Cook misses her daily call to her mom, her family worries that Deanna's stalker may have something to do with it; her family's 911 call falls on deaf ears and they are forced to make a discovery.

Those closest to Madison Nygard share the agonizing details around the beautiful 16-year-old's terrifying abduction as she walked home from a party; her mother, friends and authorities explain how Madison's attack would ultimately uncover clues.

JaRay Wilson texted her mother just minutes before she vanished, and the teen's friends, family and community searched for answers for over a year; someone from JaRay's inner circle later surfaced with shocking details.

Lula and Linda are best friends and perfect neighbors but one of them will do anything to make her dreams come true.

A popular girl takes a new student under her wing while at a school for at-risk youth in Illinois.

At a university for the Deaf, the pressures of college become too much for two friends.

After finding each other online, two young girls form a friendship that becomes something deeper.

A dark secret unravels the friendship between an organic farmer and a lumber mill worker, leading to a killing spree and a manhunt.

A defense attorney and a paralegal become friends as they work together in Los Angeles.

At a university for the Deaf, the pressures of college become too much for two friends.

After finding each other online, two young girls form a friendship that becomes something deeper.

A dark secret unravels the friendship between an organic farmer and a lumber mill worker, leading to a killing spree and a manhunt.

A defense attorney and a paralegal become friends as they work together in Los Angeles.

Lula and Linda are best friends and perfect neighbors but one of them will do anything to make her dreams come true.

A popular girl takes a new student under her wing while at a school for at-risk youth in Illinois.

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A young woman and her friend are shot execution style; two strangers are caught in a deadly train collision; a young girl escapes her abductors only to be assaulted my another man.

A soldier tries to kill another soldier; a hunter in the mountains; killer still in the house.

A young mother is attacked by a man she meets at a party; a snowmobiler survives a series of avalanches; a 14-year old and his friend are attacked.

A pregnant woman is attacked by a woman who wants her baby; a couple must cling to the rafters of their home during Hurricane Ike; a woman fends off an attacker.

Titus and Dan assist a woman who was stabbed in the face; Holly and Nick tend to a transgender assault victim; a wild car chase ends with a major accident, firefighters work to put out a structure fire.

Police officers Victor and Lejon join a SWAT team operation hunting a homicide suspect; the fire department tries to save a man who fell into the Mississippi River.

On a night that leaves the EMT crew holding its breath, the first responders aid patients suffering from a strange assortment of afflictions, from being impaled by wood to getting thrown from a moving vehicle.

New partners Arkady and Tom search for a victim who vanished in a river; a motorcyclist suffers serious injuries in an accident; a pedicab driver hurts his leg; a drug dealer hides out in a dangerous neighborhood.

Justin and Randy pursue a suspected car thief; both EMT teams receive emergency calls involving children.

A woman in a disagreement with her boyfriend tells police a bizarre story; a suspected purse snatcher running from the authorities takes a break to finish eating some chicken strips; a tarot card reader suffers from dehydration.

The brother of a paramedic gets sucker-punched; best friends get into an accident; one of the newest members of the Nightwatch comforts a suicidal patient, then reflects on the bonds he has forged during his first year in New Orleans.

A chaotic evening finds Tampa first responders treating seizure and overdose patients; suspected armed robbers lead the ROC Squad Task Force in a high-speed chase.

Police and EMS teams in New Orleans deal with armed robberies and shootings on New Year's Eve; Gavin returns to work.

Emergency medical technicians assist drug addicts and victims of assaults and accidents; police officers work to keep weapons off the streets.

The first responders recall their experiences with Hurrricane Katrina on the 10th anniversary of the deadly storm; the police SWAT team prepares for a risky raid.

Chaos erupts at a high-school football game when shots are fired and a teenager is wounded; Mayville and Stokes investigate multiple bomb threats in the neighborhood of Ybor City; the ROC Squad chases a teen on a joyride with his parents' car.

Police and EMS teams in New Orleans deal with armed robberies and shootings on New Year's Eve; Gavin returns to work.

Emergency medical technicians assist drug addicts and victims of assaults and accidents; police officers work to keep weapons off the streets.

The first responders recall their experiences with Hurrricane Katrina on the 10th anniversary of the deadly storm; the police SWAT team prepares for a risky raid.

Chaos erupts at a high-school football game when shots are fired and a teenager is wounded; Mayville and Stokes investigate multiple bomb threats in the neighborhood of Ybor City; the ROC Squad chases a teen on a joyride with his parents' car.

The brother of a paramedic gets sucker-punched; best friends get into an accident; one of the newest members of the Nightwatch comforts a suicidal patient, then reflects on the bonds he has forged during his first year in New Orleans.

A chaotic evening finds Tampa first responders treating seizure and overdose patients; suspected armed robbers lead the ROC Squad Task Force in a high-speed chase.

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Join Alec and Kaleb as they interview patients and their families and how their lives have been changed because of the life-changing pediatric care they received at Shriners Children'sTM.

In rural Epping, N.H., everyone knows Sheila LaBarre as an eccentric widow who loves her rabbits; her turbulent childhood in Alabama, a coma-induced vision, and the death of her wealthy husband all send Sheila on a warped mission to kill.

Before he hunted down his first victim in the wilds of Alaska, Robert Hansen was a successful businessman with a family in Anchorage, but his intense feelings would build into a dark desire to exert the ultimate control over 17 victims.

In 1989, Richard Mallory is found shot dead in the brush off the side of a Florida highway, just the first of seven murdered men found in a similar setting; their predator is Aileen Wuornos, a woman fleeing from her troubled past.

Known primarily for the murders of University of Florida students, a man's first murders were in his hometown of Shreveport, La.; the man dreamed of having a loving family as an adult, but his dark fantasies drove him to destroy a family instead.

Growing up gay and effeminate in the hyper masculine bayou was tough on Ronald Dominique; an inability to connect and a sexual assault in jail may have cemented his decision to kill his first victim, tragically the beginning of years of murder.

Someone is killing young African American women in Charlotte, N.C., and the police seem unable to stop it; what the police don't realize is that the cases all have a commonality, which is a connection with Henry Louis Wallace.

African American women in the Mt. Pleasant neighborhood of Cleveland were vanishing; Anthony Sowell found the control he was so desperate for when he overpowered his first vulnerable victim -- a woman only hoping to connect with a friendly face.

Exploring what shaped serial killer Arthur Shawcross' trajectory from "Artie Oddball" to murderer; he might have been known for killing women along Rochester's Genesee River, but his first murder was years earlier.

The articulate and boastful killer is remembered for terrifying the coastal town of Santa Cruz, where he picked up and dismembered hitchhiking college students in the early 1970s.

One of the most well-known serial killers, Richard Ramirez terrorized Southern California in the mid-1980s, where anyone could be a target of the sadistic murderer.

Tiffany recalls in her own words how she used her quick wit and drive to manipulate her would-be killer into unwittingly granting her a chance to escape his deadly clutches.

Seventeen-year-old Lisa McVey Noland is abducted while biking home from her job working the night shift at a local Tampa donut shop.

In August of 1978, 14-year-old Lisa Gilbert and her 13-year-old brother, Randy, were attacked by a stranger in their newly built home in Lansing, Mich.

In January of 1981, 18-year-old Cheryl Bartlett Fann was walking home late at night with her fiancé Bud, when they were suddenly abducted and taken to an abandoned garage.

The bodies of 10 murder victims tied to the sex trade are discovered along a highway, and the identity of the killer remains a mystery five years later.

A profiler reveals that two active serial killers are responsible for the 10 dead bodies, prompting Josh and Rachel to look into a mysterious series of torso killings.

Josh and Rachel investigate the death of a young escort, then probe similarities between a serial murder case in Atlantic City, N.J., and the killings at Gilgo Beach.

Josh and Rachel continue their hunt for the Eastbound Strangler; a sex worker believes she encountered the killer; a call with an anonymous Web detective sends Josh and Rachel to a site where the four women may have been killed.

The bodies of 10 murder victims tied to the sex trade are discovered along a highway, and the identity of the killer remains a mystery five years later.

A profiler reveals that two active serial killers are responsible for the 10 dead bodies, prompting Josh and Rachel to look into a mysterious series of torso killings.

Josh and Rachel investigate the death of a young escort, then probe similarities between a serial murder case in Atlantic City, N.J., and the killings at Gilgo Beach.

Josh and Rachel continue their hunt for the Eastbound Strangler; a sex worker believes she encountered the killer; a call with an anonymous Web detective sends Josh and Rachel to a site where the four women may have been killed.

Tiffany recalls in her own words how she used her quick wit and drive to manipulate her would-be killer into unwittingly granting her a chance to escape his deadly clutches.

Seventeen-year-old Lisa McVey Noland is abducted while biking home from her job working the night shift at a local Tampa donut shop.

In August of 1978, 14-year-old Lisa Gilbert and her 13-year-old brother, Randy, were attacked by a stranger in their newly built home in Lansing, Mich.

In January of 1981, 18-year-old Cheryl Bartlett Fann was walking home late at night with her fiancé Bud, when they were suddenly abducted and taken to an abandoned garage.

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Join Alec and Kaleb as they interview patients and their families and how their lives have been changed because of the life-changing pediatric care they received at Shriners Children'sTM.

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Anthony Shea, one of the most prolific bank and armored truck robbers.

Garcia was the head of a deadly heroin ring in the Bronx; Henao led an ecstasy drug ring out of the Netherlands; Sandra Avila Beltran was a Mexican drug cartel leader.

Alejandro Corredor is Kansas City's cocaine pipeline, moving massive shipments from Mexico's Sinaloa Cartel.

Quasand Lewis made millions by way of drug trafficking; the federal government launched "Operation Falling Star" in order to take down 'Q' and build the largest drug related prosecution in the history of the state of Michigan.

John Gotti starts out as the leader of a group of young thugs in his South Bronx neighborhood and works his way up to a leadership position in the Gambino crime family.

Gregory Scarpa lived a charmed triple life; mafia hit man, loving father and husband, and secret FBI informant.

John Gotti starts out as the leader of a group of young thugs in his South Bronx neighborhood and works his way up to a leadership position in the Gambino crime family.

Tony Spilotro made his name in Chicago's most powerful organized crime family and was given control of the gang's casino interests in Las Vegas.

Jimmy Burke was one of the most prolific mob earners in New York history.

Six of the most notorious mafia killings of all time and the effects they had on organized crime.

"Mad Sam" DeStefano had a three-decade reign as a juice loan lender and sadistic enforcer with the notorious Chicago Outfit.

"Big Paul" Castellano serves as a boss of the Gambino crime family during the '70s and '80s, overseeing rackets in construction, pornography and more.

John Gotti Jr. attends New York Military Academy as his father rises to power in the world of organized crime; in his 20s, Gotti Jr. becomes a made member of the Gambino crime family.

The FBI focuses on taking down John Gotti; Gotti Jr. becomes the acting boss of the Gambino crime family after his father is convicted and sentenced to life in prison; Gotti Jr. resolves to quit the mob and pursue life as a civilian.

John Gotti Jr. attends New York Military Academy as his father rises to power in the world of organized crime; in his 20s, Gotti Jr. becomes a made member of the Gambino crime family.

The FBI focuses on taking down John Gotti; Gotti Jr. becomes the acting boss of the Gambino crime family after his father is convicted and sentenced to life in prison; Gotti Jr. resolves to quit the mob and pursue life as a civilian.

"Mad Sam" DeStefano had a three-decade reign as a juice loan lender and sadistic enforcer with the notorious Chicago Outfit.

"Big Paul" Castellano serves as a boss of the Gambino crime family during the '70s and '80s, overseeing rackets in construction, pornography and more.

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A young nurse is abducted and tortured by a serial killer; a mother and her daughter are trapped in their attic during a flash flood.

A man, high on the drug PCP, goes on a rampage, stabbing his 11-year-old daughter and viciously attacking and stabbing a neighbor and her son; a man is beaten unconscious by his building contractor.

A mother is jammed into a snow-filled garbage can by her ex-husband; a woman struggles to escape a pile of bodies after an elevator malfunction; three men attack a bar owner as part of a gang initiation.

A woman is terrorized in her apartment; a man is attacked by a grizzly bear; a 16 year old girl is abducted at knife point.

Phase 2 of Sheriff Jamey Noel's experimental program begins as the new participants enter the general population of the Clark County Jail.

Three new participants enter the program, while the earlier arrivals fight for acceptance in the pods; one of the participants is forced into a physical confrontation.

Jail life takes a physical toll on Monalisa; Sheri watches out for Mackenzie; Ashleigh faces the aftermath of a difficult first night; Ryan's cellmate has a violent confrontation with another inmate; Quintin attempts to call his daughter.

Hazing, drug use and violence envelop Clark County Jail; two participants consider dropping out of the program.

Chaos ensues in the Clark County Jail when two pod bosses threaten the safety of three of the participants.

The jailed civilians deal with harassment, violence and the stress of incarceration as they continue to grind out their time; two of the participants approach a tipping point.

New challenges arise after the men switch pods; the women suspect a snitch in their midst.

Ryan, Quintin and the other inmates of C-Pod wake up to raw sewage spewing out of their floor drain; as the odious situation threatens to invade F-Pod, the jail's water supply is shut off.

Following the repair of the sewer line, the participants return to their pods only to encounter new challenges and threats.

Tension runs high in the pods as the six remaining participants enter their final days in the Clark County Jail.

Innocent civilians selected to infiltrate Atlanta's Fulton County Jail include a special-education teacher who works with at-risk youth and a former corrections officer who wants to see what it is like when the roles are reversed.

The first five participants enter the Fulton County Jail and are immediately met with drug use, sexual behavior and what it feels like to be locked in a cell for 12 hours.

Following the repair of the sewer line, the participants return to their pods only to encounter new challenges and threats.

Tension runs high in the pods as the six remaining participants enter their final days in the Clark County Jail.

Innocent civilians selected to infiltrate Atlanta's Fulton County Jail include a special-education teacher who works with at-risk youth and a former corrections officer who wants to see what it is like when the roles are reversed.

The first five participants enter the Fulton County Jail and are immediately met with drug use, sexual behavior and what it feels like to be locked in a cell for 12 hours.

New challenges arise after the men switch pods; the women suspect a snitch in their midst.

Ryan, Quintin and the other inmates of C-Pod wake up to raw sewage spewing out of their floor drain; as the odious situation threatens to invade F-Pod, the jail's water supply is shut off.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

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Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

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A young girl is turned into a sexual slave; A young man is brainwashed ; a young woman breaks out of a religious organization she was born into.

A man is taken hostage by Marxist rebels; two girls are abducted while walking home from school.

An 11-year is left orphaned and to drown on a sinking yacht; a worker is buried alive when an earthquake strikes; a truck driver's cab is invaded by armed men.

A woman fights back when attacked in her home; A family survives shark infested waters; a restaurant manager is left for dead.

A previously deported felon is back in the States, and the team is on the lookout in Brooklyn.

A fugitive is wanted for second-degree rape of a young woman.

A team of marshals hunts for a sexual predator in Fort Lauderdale, Fla., while Detective Lopez handles her own search in Spring Valley, N.Y.

A former corrections officer and boxing coach is wanted for kidnapping and sexual assault.

A fugitive hides out in the bustle and chaos of Chinatown.

ICE Supervisor Agent Tommy Kilbride searches for a fugitive known as Punto Com, a computer expert suspected of identity theft and wanted for being in the United States illegally after facing deportation for wire fraud.

A tipster helps investigators capture a home-invasion suspect.

Agents must work quickly to catch an elusive fugitive before he leaves for Jamaica.

The Task Force tries to apprehend a level 3 sex offender, wanted for questioning in the assault of a 7-year-old before he harms another child.

A fugitive slashed her friend's face with a box cutter.

Commander DePaul pulls together a special group when INTERPOL informs him that a kidnapping and murder suspect has been tracked to the New York area.

When law enforcement need's to catch the most dangerous fugitives..they call the Manhunters.

Detectives respond to the scene of a family shooting; two adults and three children are found dead at the scene.

A young man is shot dead in his front yard in broad daylight; a store clerk appears have had knowledge of the shooting before it happened; investigators use ballistic analysis, cell records and surveillance tape to find the killer.

A 15-year-old boy is shot to death on a neighborhood street.

A late-night house party turns deadly when a 19-year-old man is shot on the street.

Detectives investigate the stabbing of a young man in a convenience store.

A family member's testimony provides key information in a case involving two brothers, one of whom died as a result of blunt trauma to the head.

A 15-year-old boy is shot to death on a neighborhood street.

A late-night house party turns deadly when a 19-year-old man is shot on the street.

Detectives investigate the stabbing of a young man in a convenience store.

A family member's testimony provides key information in a case involving two brothers, one of whom died as a result of blunt trauma to the head.

Detectives respond to the scene of a family shooting; two adults and three children are found dead at the scene.

A young man is shot dead in his front yard in broad daylight; a store clerk appears have had knowledge of the shooting before it happened; investigators use ballistic analysis, cell records and surveillance tape to find the killer.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Join John Walsh as he takes you on a captivating exploration of OmegaXL, a game-changing supplement that fights joint pain. Uncover the science and stories behind this powerful product, and find out how it can help you reclaim your life.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Three survivors from UA Flight 232 relive the aviation disaster; a young woman is violently assaulted by two men.

A pregnant woman is abducted, raped and left to die; a man faces freezing to death after a plane crash; a man must play dead to fight for his life.

Kidnapped and marched through the Philippine jungle; impaled in the neck by a branch; attacked by a knife-wielding intruder.

A woman is brutally assaulted then set on fire by her attacker; a man is forced to amputate part of his leg after it is caught in a drive shaft; an act of kindness backfires on a motorist.

A college student disappears from his graveyard shift at a gas station; new forensic technology and the discovery of an illegal drug ring in a squeaky-clean town helps police solve the case two decades later.

In July 1997, the brutal murder of 19-year-old Tiffany Johnston rocks the small town of Bethany, Okla.; DNA evidence points to her killer over a decade later and leads to the buried bodies of two other missing women in Texas.

In July 1970, the brutal murder of single mom Loretta Jones leaves 4-year-old Heidi Jones motherless; nearly 40 years later, Heidi vows to solve her mother's cold case and calls on an old high school friend to help her find justice for Loretta.

In early 1984, 3-year-old Vanessa Bennett becomes the lone survivor of her family's brutal murder; initial investigators suspect a serial killer is at large, but decades pass before DNA narrows the suspect pool to one man.

Twenty-three-year-old teacher Irene Garza is a former beauty queen and devout Catholic who vanishes the evening before Easter; residents of her close-knit border town do their best to locate her, but her body is found floating in a drainage canal.

In 1980, radio intern Helene Pruszynski is found brutalized in a snowy field; after 37 years of fruitless leads, investigators tap into a public genealogy website that leads them across the country to the killer they've been hunting.

When Chris Green, 19, is found beaten to death in a snowy Bangor, Michigan, ditch in 2002, his family fears their son's murder will never be solved; years pass before shocking revelations from an informant emerge and blow the case wide open.

Just two years into their marriage, Chuck and Cheryl Hall are torn apart when Chuck finds Cheryl murdered; though Cheryl's family is certain they know her killer, the law isn't as sure; decades later, a DNA match erases all doubt.

Police learn the key witness in the stabbing death of a beloved aunt was an imposter; a return to the crime scene reveals a clue hidden in plain sight.

In 1984, Jack Kennedy discovers his daughters brutally murdered; their mother and niece spend their lives keeping the case alive; thirty years later, an informant gives up a name, but the family's ordeal is far from over.

Ten years after a young girl is kidnapped and killed on her way home from a costume party, a mistake comes to light.

In the 1980s, a suspected serial killer preyed on women in small towns located on the banks of the Mississippi River until the murders abruptly ceased and went unsolved.

Police learn the key witness in the stabbing death of a beloved aunt was an imposter; a return to the crime scene reveals a clue hidden in plain sight.

In 1984, Jack Kennedy discovers his daughters brutally murdered; their mother and niece spend their lives keeping the case alive; thirty years later, an informant gives up a name, but the family's ordeal is far from over.

Ten years after a young girl is kidnapped and killed on her way home from a costume party, a mistake comes to light.

In the 1980s, a suspected serial killer preyed on women in small towns located on the banks of the Mississippi River until the murders abruptly ceased and went unsolved.

When Chris Green, 19, is found beaten to death in a snowy Bangor, Michigan, ditch in 2002, his family fears their son's murder will never be solved; years pass before shocking revelations from an informant emerge and blow the case wide open.

Just two years into their marriage, Chuck and Cheryl Hall are torn apart when Chuck finds Cheryl murdered; though Cheryl's family is certain they know her killer, the law isn't as sure; decades later, a DNA match erases all doubt.

Every 5 seconds there's a victim of identity theft. LifeLock helps alert you, restore your identity, and reimburse lost funds-leading the way in protecting families every day.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

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A young girl is abducted and raped by a serial killer; a man is trapped under the rubble from the Haitian earthquake; a woman is beaten and slashed with scissors by a neighbor.

A woman survives three shotgun wounds to the head; a family is attacked by bees; a school library shooting rampage.

Jayne fights to save Eduardo after he is kidnapped, tortured, confined to a box and shot twice.

A pregnant woman is attacked by her neighbor; a young girl is abducted and held captive; a hiker spends three days crawling down a mountain after breaking his ankle.

After a man inherits money from his wealthy father, his banker best friend offers to help him manage the windfall, but a falling out between the friends ends in murder.

Rising social media influencer Alexis Murphy is on her way to a hair appointment, but never arrivea; her worried loved-ones know something was wrong; there's a crack in the case when gas station surveillance video reveals something truly bizarre.

When one best friend falls for the other man's wife, all bets are off.

Two Pennsylvania girls grow up as best friends, but things get rocky when they become lovers and a third girl befriends them.

Three friends turn to small-time criminal activity to survive; as the crimes get bigger, so do the stakes.

Travel blogger Carla Stefaniak goes to Costa Rica to celebrate her 36th birthday, but when she is to arrive back home in Miami, her awaiting loved ones realize she never got on the plane; Carla's friends and family recount the search to find her.

When 22-year-old Molly Jane Matheson doesn't show up for work, her mother, Tracy, drives to her Fort Worth, Texas, apartment to check on her; Tracy's grim discovery uncovers a string of related crimes that inspire Molly's family to fight for change.

April Millsap's mother recalls the day she asked her 14-year-old daughter, April, to text her when she got home from walking the dog; April never did; she sent a cryptic text to her boyfriend and disappeared.

When Deserae Turner doesn't come home after school, her mother and friends begin texting her incessantly; a massive search ensues and 47 of her friends are questioned; her Snapchat turns out to be the key to the mystery.

Residents of small-town Robeson, Penn. were stunned when 23-year-old Ashley Kline went missing on New Year's Eve; the gruesome truth rocked the community.

Two best friends turn on each other; a showdown that will end in a gruesome death.

What starts out as an unlikely friendship becomes a deep bond, until a tragic event leads to suspicion and revenge; two people are dead and one is on the way to Death Row.

When Deserae Turner doesn't come home after school, her mother and friends begin texting her incessantly; a massive search ensues and 47 of her friends are questioned; her Snapchat turns out to be the key to the mystery.

Residents of small-town Robeson, Penn. were stunned when 23-year-old Ashley Kline went missing on New Year's Eve; the gruesome truth rocked the community.

Two best friends turn on each other; a showdown that will end in a gruesome death.

What starts out as an unlikely friendship becomes a deep bond, until a tragic event leads to suspicion and revenge; two people are dead and one is on the way to Death Row.

When 22-year-old Molly Jane Matheson doesn't show up for work, her mother, Tracy, drives to her Fort Worth, Texas, apartment to check on her; Tracy's grim discovery uncovers a string of related crimes that inspire Molly's family to fight for change.

April Millsap's mother recalls the day she asked her 14-year-old daughter, April, to text her when she got home from walking the dog; April never did; she sent a cryptic text to her boyfriend and disappeared.

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Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Two friends must fight for their lives when their plane goes down in the ocean; four men break into a family's home and threaten to shoot a woman in front of her daughters; a woman is abducted by an armed robber.

Abducted and raped; a accident on a boat; a domestic argument leaving two people dead.

Attacked and abducted by a church handyman, an elderly woman is left in the trunk of her car to die; a miner and eight co-workers survive 77 hours trapped in a rapidly flooding coal mine.

A store manager is savagely attacked by robbers; a former Marine is stranded on a mountain in a blizzard; a woman is kidnapped at gunpoint by her boyfriend.

EMTs deal with strange calls on the night of a full moon; two fleet-footed police officers maintain their perfect record in running down suspects; a fire chief faces his fear of rats.

The music scene of New Orleans provides a backdrop and surprising connections as the EMT first responders treat people after a series of major car accidents; a Brazilian soccer player has a knee injury; a hallucinating man has chest pains.

The men and women who serve New Orleans reflect on the risks they take; armed intruders throw a small party into chaos; a good Samaritan gets injured while trying to break up a bar fight.

The New Orleans EMTs recall and reflect on their craziest and most memorable calls on the night shift.

The New Orleans EMTs recall and reflect on their craziest and most memorable calls on the night shift.

Gavin and his new partner, Ted, travel to Bourbon Street to treat a woman with a broken ankle; the SWAT team serves a high-risk warrant; an accident victim's arm is cut to the bone; a man falls off a ladder and lands on a roof.

A beloved police officer is shot and killed while on duty; officers come under fire during an attempt to serve a warrant; a bicyclist's leg is mangled in an accident.