EMS responders face an unpredictable night of crises, including a violent facial attack, a high school football injury, and a heroin addict's emotional vow.

Police officer Justin joins the SWAT team in a raid; the first responders treat an accident victim with amnesia and a woman who fell off a roof; Arkady bonds with a man who attempted suicide.

Mardi Gras proves hectic for the responders; a man impales his hand on a fence, while another is stabbed in the face; the search for armed robbers leads to a high-speed chase.

The unexpected reigns in the city of New Orleans as EMS responders answer calls about a child shooting, a multiple-vehicle car accident, a reported suicide attempt, and a veteran struggling with a drug overdose.

EMS responders face an unpredictable night of crises, including a violent facial attack, a high school football injury, and a heroin addict's emotional vow.

EMS first responders keep their cool and maintain their spirits as they face a series of challenges across New Orleans, including a shooting and stabbing victim and a woman whose slot machine experience takes a bizarre turn.

The legendary French Quarter takes center stage for a busy night of EMT action, as the technicians treat multiple unconscious patients, a young woman assaulted at a party, and a car accident featuring a victim with a tragic backstory.

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Mildred Muhammad, ex-wife of the infamous DC Sniper, reveals how the man she loved disintegrated into a monster; Melissa Moore interviews Lee Boyd Malvo in prison.

On June 12, 2016, Omar Mateen killed 49 people in an Orlando nightclub; Omar's first wife, Sitora Yusufiy, meets a man whose brother was killed in the nightclub attack.

Randy Hausner reveals how his brother terrorized the city of Phoenix in a killing spree; Randy meets with a shooting survivor and with the son of a man killed by his brother.

Melissa Moore, daughter of Keith Hunter Jesperson, tells her story as the daughter of a serial killer; Melissa meets a family member of one of her father's victims.

John Wayne Gacy's sister reveals intimate details of the killer, and returns to her childhood home in Chicago with her daughter.

Richard Ramirez's ex-sister-in-law and niece come to terms with the evil that existed in their family and meet a survivor of one of Richard's attacks.

Richard Beasley's daughter Tonya lives with the guilt of teaching her father how to post ads on Craigslist; Tonya meets a man whose father was one of Beasley's four victims.

A woman discusses how her childhood sweetheart turned into a murdering rapist; being a child of a serial killer.

Amber and Michelle Yates discuss being raised by a man who terrorized the city of Spokane, Wash.; in an effort to find healing, the Yates sisters meet with the sister of one of their father's victims.

Paul Dennis Reid Jr., a country-star wannabe, spends nights robbing fast food joints and killing innocent workers; Jose Ramirez Gonzalez recounts the night he faced off with Reid in a stockroom and managed to survive.

In April 2016, 16-year-old Madison Nygard walks home from a party in rural Muskegon County, Mich., and takes a ride with a passing stranger.

In November 1988, 27-year-old Enietra Margette is walking to a party in South Los Angeles, when a neatly dressed man offers her a ride; soon after she gets into the car, the driver, Lonnie Franklin, shoots the passenger point-blank in the chest.

In November 1988, 27-year-old Enietra Margette is walking to a party in South Los Angeles, when a neatly dressed man offers her a ride; soon after she gets into the car, the driver, Lonnie Franklin, shoots the passenger point-blank in the chest.

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

Prisoner Edward Harold Bell retracts his confession; the investigators uncover shocking inconsistencies and unlawful police tactics when they look into the only man ever convicted for any of the 11 murders.

Investigators Lise Olsen and Fred Paige find evidence that puts Edward Harold Bell at the epicenter of a gruesome map.

The discovery of physical evidence from a 46-year-old crime provides a possible DNA link; the investigators interview a woman who describes being kidnapped at gunpoint and raped by Edward Harold Bell.

The discovery of physical evidence from a 46-year-old crime provides a possible DNA link; the investigators interview a woman who describes being kidnapped at gunpoint and raped by Edward Harold Bell.

Prisoner Edward Harold Bell retracts his confession; the investigators uncover shocking inconsistencies and unlawful police tactics when they look into the only man ever convicted for any of the 11 murders.

Investigators Lise Olsen and Fred Paige find evidence that puts Edward Harold Bell at the epicenter of a gruesome map.

The discovery of physical evidence from a 46-year-old crime provides a possible DNA link; the investigators interview a woman who describes being kidnapped at gunpoint and raped by Edward Harold Bell.

The discovery of physical evidence from a 46-year-old crime provides a possible DNA link; the investigators interview a woman who describes being kidnapped at gunpoint and raped by Edward Harold Bell.

In April 2016, 16-year-old Madison Nygard walks home from a party in rural Muskegon County, Mich., and takes a ride with a passing stranger.

In November 1988, 27-year-old Enietra Margette is walking to a party in South Los Angeles, when a neatly dressed man offers her a ride; soon after she gets into the car, the driver, Lonnie Franklin, shoots the passenger point-blank in the chest.

In November 1988, 27-year-old Enietra Margette is walking to a party in South Los Angeles, when a neatly dressed man offers her a ride; soon after she gets into the car, the driver, Lonnie Franklin, shoots the passenger point-blank in the chest.

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

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With a taste of success and the lure of easy money, Thelma started transporting cocaine and heroin between Los Angeles and Philadelphia.

The rise and fall of Albert "Alpo" Martinez, dubbed the "Mayor of Harlem."

The federal government seeks the death penalty for convicted murderer and drug kingpin Juan Raul Garza, who made millions of dollars smuggling marijuana into the United States from Mexico.

Thompson rose to the top of the cocaine trade; she was released from prison in 2005 and is now an evangelical minister.

Frank Nitti joined Al Capone's criminal empire in 1920, rising quickly in the organization; in 1933, Frank caught his big break when Capone went to prison for tax evasion, and Nitti took over his criminal enterprise.

During the 1970s, Anthony Cassa became the underboss of the Lucchese family.

Two of America's most powerful and feared mob bosses, Santo Trafficante Sr. and his son, ruled a criminal empire that stretched from the Gulf Coast to the Caribbean.

Richard Kuklinski lived a shocking double life; suburban husband and father at home, and brutal contract killer on the streets.

Irish mobster Danny Greene clashed with the Cleveland mafia; a bombing war that would eventually destroy them both.

Frank Calabrese Jr., son of mobster Frank Calabrese, flipped against his father, and nearly brought down the vaunted Chicago Outfit.

Carmine Persico stands as one of the most enduring Godfathers in mafia history.

Tommy Lucchese, one of the most successful and notorious members of the Italian-American Mafia, pioneered and perfected labor rackets in New York City's kosher chicken industry, the garment district and the world of professional boxing.

While the Boston underworld was in chaos in the 1970s, Whitey Bulger schemed and killed his way through the ranks to become the most famous gangster in Boston history as well as the subject of the longest manhunt in U.S. history.

In the 1990s, three violent cartels battled for control of the Mexican drug world; one brutally ambitious Narco, known as El Chapo, rose above the rest to create one unified cartel, and become the most powerful criminal in Mexico's history.

While the Boston underworld was in chaos in the 1970s, Whitey Bulger schemed and killed his way through the ranks to become the most famous gangster in Boston history as well as the subject of the longest manhunt in U.S. history.

In the 1990s, three violent cartels battled for control of the Mexican drug world; one brutally ambitious Narco, known as El Chapo, rose above the rest to create one unified cartel, and become the most powerful criminal in Mexico's history.

Carmine Persico stands as one of the most enduring Godfathers in mafia history.

Tommy Lucchese, one of the most successful and notorious members of the Italian-American Mafia, pioneered and perfected labor rackets in New York City's kosher chicken industry, the garment district and the world of professional boxing.

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Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

Two gunmen abduct and assault a 16-year-old girl; a deer hunter drags himself up a dry creek bed after falling out of a tree and breaking both legs; a college student becomes a gunman's human shield.

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

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

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.

The remaining six participants face turning points; Ashleigh has a life-altering realization; Quintin and Sheri feel conflicted as they go deep undercover; Monalisa and Dion realize that they cannot escape their pasts.

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.

As the undercover civilians settle into the Fulton County Jail and new members enter, inmate suspicions and power plays keep the participants on edge.

Lockdowns result following a violent fight in the women's pod and an abuse of power in pod 600, proving that the luck of the draw with cellmates directly influences the jail experience.

The participants face difficult obstacles and must make risky alliances as they struggle to survive life on the inside.

A flood in the Fulton County Jail's South Annex, escalating problems with cellmates, and respect issues push the participants to the brink of despair.

Suspicions surround the male participants; the women struggle to continue, as one considers dropping out of the program.

Lockdowns result following a violent fight in the women's pod and an abuse of power in pod 600, proving that the luck of the draw with cellmates directly influences the jail experience.

The participants face difficult obstacles and must make risky alliances as they struggle to survive life on the inside.

A flood in the Fulton County Jail's South Annex, escalating problems with cellmates, and respect issues push the participants to the brink of despair.

Suspicions surround the male participants; the women struggle to continue, as one considers dropping out of the program.

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.

As the undercover civilians settle into the Fulton County Jail and new members enter, inmate suspicions and power plays keep the participants on edge.

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Healthy Joints for Life! Episode 1 of world-renowned orthopedist and longevity researcher Dr. Rich Diana's new series on healthy aging; learn about the real causes behind joint aging, and the promising new drug, supplement and therapy options.

Cardiologist Dr. Ernst von Schwarz, M.D. shows how to manage your blood pressure naturally and help protect your heart for life with My Best Heart.

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.

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 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.

A passenger is picked to die by hijackers who take control of her EgyptAir flight; a surfer loses half his blood in a shark attack; a young mother is assaulted in front of her 3-year-old son.

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

Commander DePaul and Deputy Mendez search for an alleged gang member who escaped from custody.

A fugitive is a twice-convicted pedophile who grooms his victims over time.

The team hunts for a Jamaican police officer who allegedly shot and killed a ten-year-old girl.

Deputy U.S. Marshal Michelle Mendez searches for two friends from the South Bronx who have been on a crime spree that seems to be progressively more violent.

Detective Roxanne Lopez organizes a tactical strike involving over 100 U.S. Marshals and area law enforcement officers in an attempt to capture 65 fugitives who have been charged with serious crimes.

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.

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

A tipster helps investigators capture a home-invasion suspect.

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

A robbery suspect escapes from the interrogation room; Detective Peppers believes that the key to finding the fugitive is to locate his girlfriend.

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

A criminal is accused of molesting his niece after a family gathering.

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 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.

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

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 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.

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

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 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.

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Cardiologist Dr. Ernst von Schwarz, M.D. shows how to manage your blood pressure naturally and help protect your heart for life with My Best Heart.

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.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

A woman is raped, shot three times and left for dead; a man is caught in a blizzard that threatens to bury him alive; two boys survive a plane crash.

A hitchhiker turns on the two girls who pick him up; three men are stranded on an island for 13 days; two people are kidnapped at gunpoint by a hitchhiker.

The crew of a ferry abandons the boat and its passengers when the vessel begins to sink; a woman is trapped with an attacker for days; a man is attacked by his neighbor.

A woman plays dead after her boyfriend chokes and shoots; a man gets stuck in a frozen stream while snowmobiling; a federal prosecutor is abducted.

When 37-year-old Lee Rotatori is found dead in her hotel room in 1982 with a single stab wound to the heart, police suspect the work of a professional; it takes four decades to identify her killer and, in the process, reveal a shocking truth.

When Sherry Leighty goes missing in 1999, her family is left wondering how a dedicated mother of three could vanish without a trace; a decade later, the cold case heats up when Sherry's sister launches a social media campaign.

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.

Just after the last day of school in 1984, 15-year-old Reesa Trexler is found murdered in her grandparents' home; for decades, a stalled investigation only fuels the town rumor mill, pointing an accusing finger at Reesa's 13-year-old sister, Jodie.

When 23-year-old Tonya McKinley is found brutally murdered on New Year's Day 1985, a boy is left motherless; a family waits 35 years for advancements in forensic science to finally catch a killer using familial DNA.

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.

A tipster's call helps solve the murder of the heir to the U-Haul fortune; new fingerprint technology helps solve a decades-old murder.

Forensic clay modeling helps investigators identify a murder victim; two boys perform satanic rituals and set fires.

A killer of four goes free until a detective finds key evidence on a coffee cup.

Discovery of a human scalp helps convict a murderer; teen kidnaps, tortures and kills younger boys.

A woman helps to solve her mother's murder; an officer solves the murder of a newspaper-delivery woman.

A Minnesota serial killer targets waitresses; a killer boasts of his crime to fellow prisoners; police link a New Hampshire murder to one in Florida.

A killer of four goes free until a detective finds key evidence on a coffee cup.

Discovery of a human scalp helps convict a murderer; teen kidnaps, tortures and kills younger boys.

A woman helps to solve her mother's murder; an officer solves the murder of a newspaper-delivery woman.

A Minnesota serial killer targets waitresses; a killer boasts of his crime to fellow prisoners; police link a New Hampshire murder to one in Florida.

A tipster's call helps solve the murder of the heir to the U-Haul fortune; new fingerprint technology helps solve a decades-old murder.

Forensic clay modeling helps investigators identify a murder victim; two boys perform satanic rituals and set fires.

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.

See how a drug-free patch is helping people find relief-without medication.

Cardiologist Dr. Ernst von Schwarz, M.D. shows how to manage your blood pressure naturally and help protect your heart for life with My Best Heart.

Healthy Joints for Life! Episode 1 of world-renowned orthopedist and longevity researcher Dr. Rich Diana's new series on healthy aging; learn about the real causes behind joint aging, and the promising new drug, supplement and therapy options.

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 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.

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

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.

The family of Kenia Monge share the agonizing details of what happened around the beautiful 19-year-old's disappearance; her father, sister and authorities explain how the texts in Kenia's cell phone were the impetus to finding her abductor.

The family of Miya Marcano shares the agonizing details of what happened around the beautiful, 19-year-old's disappearance.

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.

Hannah Anderson's best friend knew something was wrong when Hannah stopped responding to her texts; no one knew that Hannah had been abducted by someone close to her; the amber alert system was used for the first time.

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.

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

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

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

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

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

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.

Two best friends turn on each other when a third girl transforms their solid duo into an unstable trio.

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

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

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.

Two best friends turn on each other when a third girl transforms their solid duo into an unstable trio.

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

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

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.

Cardiologist Dr. Ernst von Schwarz, M.D. shows how to manage your blood pressure naturally and help protect your heart for life with My Best Heart.

Healthy Joints for Life! Episode 1 of world-renowned orthopedist and longevity researcher Dr. Rich Diana's new series on healthy aging; learn about the real causes behind joint aging, and the promising new drug, supplement and therapy options.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

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.

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.

A mother is abducted by a man who threatens to shoot her baby; a plane crash leaves a man swimming for his life; a woman must play dead to stay alive.

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 New Orleans man is found in the street bleeding from multiple gunshot wounds; police investigate the shooting while emergency medical technicians try to save the victim's life.

A strange Mardi Gras sees the cancellation of traditional parades, but not the end of emergencies, as the EMT crew responds to a vehicle-streetcar collision, a motorcycle accident, a house fire, and potential cardiac arrest.

An EMS officer shares emotional news with his partner; firefighters respond to a call about a vehicle ablaze at a gas station.

New Orleans EMT responders face the darkness of death and the joy of life, from treating gunshot victims and car accident patients to delivering a baby -- with one of the technicians expecting a baby of her own.

EMT first responders help a man stabbed in the head, a screaming woman who stumbles onto a New Orleans levee, and a car accident that results in an overturned vehicle with a victim trapped inside.

The heavy response to an officer's shooting leaves emergency medical technicians in an agonizing wait for police backup; firefighters work to extinguish a flaming car.

The team faces a slew of dramatic night shift calls including a pregnant woman who has been assaulted, a 4-year-old boy with abdominal pain, a gunshot victim, and a potentially devastating car accident involving the St. Charles trolley.

An EMS captain juggles the challenges and rewards of being a wife and mother of twins with the never-ending drama of the job; the shift includes a bloody car accident, a major apartment fire and multiple victims struggling to breathe.

Saturday night fever grips New Orleans as the EMTs respond to a gruesome stabbing, an assault with a beer bottle, a car accident involving an infant, and a combative patient who tries biting the hands that treat him.

Revisiting notable moments experienced by New Orleans police officers, firefighters and emergency medical service workers profiled in the series "Nightwatch"; includes never-before-seen footage and updates.

The EMT team must band together to treat multiple major vehicle accidents, patients losing consciousness, and face breathing and heart ailments; a woman has been assaulted by her significant other.

EMTs Titus and Dan resuscitate the victim of a drug overdose; Brooke and Landon tend to a girl with congenital heart issues; firefighters contain a blaze before it can wreak havoc.

Saturday night fever grips New Orleans as the EMTs respond to a gruesome stabbing, an assault with a beer bottle, a car accident involving an infant, and a combative patient who tries biting the hands that treat him.

Revisiting notable moments experienced by New Orleans police officers, firefighters and emergency medical service workers profiled in the series "Nightwatch"; includes never-before-seen footage and updates.

The EMT team must band together to treat multiple major vehicle accidents, patients losing consciousness, and face breathing and heart ailments; a woman has been assaulted by her significant other.

EMTs Titus and Dan resuscitate the victim of a drug overdose; Brooke and Landon tend to a girl with congenital heart issues; firefighters contain a blaze before it can wreak havoc.

The team faces a slew of dramatic night shift calls including a pregnant woman who has been assaulted, a 4-year-old boy with abdominal pain, a gunshot victim, and a potentially devastating car accident involving the St. Charles trolley.

An EMS captain juggles the challenges and rewards of being a wife and mother of twins with the never-ending drama of the job; the shift includes a bloody car accident, a major apartment fire and multiple victims struggling to breathe.

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Discover the hidden story of OmegaXL with John Walsh. He dives deep into the groundbreaking supplement that promises hope and relief for millions battling joint pain and inflammation.

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Real estate agent is kidnapped and kept inside a wheelie bin while her captor demands ransom.

Sex-obsessed killer had a family, degree, and respected profession.

PhD student puts his Criminology studies to practice.

Spain became a sanctuary for British criminals in the 1990s; one of the fugitives, David Baxendale, proved to be a dangerous man for anyone who ventured too close.

IT whiz kid uses hi-tech to trick women.

Reign of terror by a caring husband by day, serial rapist by night.

Five prostitutes were discovered dead over ten days in 2006 most likely killed by someone they knew.

Mark Shirley's desires drove him to torture, stab, and murder a long list of women.

A convicted rapist charms and abducts girls and boys on Facebook.

Josephina Rivera's life comes to a halt when the 25-year-old is kidnapped by 43-year-old Gary Heidnik; over the next four months, Josephina lives shackled in a basement while her captor abducts four more women to hold hostage in his house of horrors.

In 1992, 19-year-old Fabienne Witherspoon tries to help a man who was down on his luck when he attacked her in her own home; she wages a physical and psychological war against the man who tries to kill her and helps police apprehend Tommy Lynn Sells.

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 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 1992, 19-year-old Fabienne Witherspoon tries to help a man who was down on his luck when he attacked her in her own home; she wages a physical and psychological war against the man who tries to kill her and helps police apprehend Tommy Lynn Sells.

In August 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.

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.

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 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 1992, 19-year-old Fabienne Witherspoon tries to help a man who was down on his luck when he attacked her in her own home; she wages a physical and psychological war against the man who tries to kill her and helps police apprehend Tommy Lynn Sells.

In August 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.

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

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.

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

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.

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

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.

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

Carlos Marcello becomes the mafia boss of New Orleans in 1947 and maintains power for almost four decades.

Joey Massino brought the Bonanno mob family back after it was destroyed by the FBI.

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.

Carlos Marcello becomes the mafia boss of New Orleans in 1947 and maintains power for almost four decades.

Joey Massino brought the Bonanno mob family back after it was destroyed by the FBI.

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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.

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

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 man is stranded in the ocean after he gets separated from his dive partner; a woman is robbed by her best friend and brother; a woman is shot and held captive.

The participants at Atlanta's Fulton County Jail learn that small mistakes can have big consequences; the Bloods in 500 continue to grow more powerful.

Inmates escape their restraints during a chaotic mass evacuation drill in 500; Mauri and Michelle are placed in a vulnerable position after a rumor spreads about the program in the women's pod.

An uproar results when an inmate claims to be a Marine; Jon gets taken advantage of by a new inmate with the same name; Michelle gets caught in the middle of a drug deal gone wrong.

Participants Matt and Michelle face tough choices regarding drug use that put their safety, and time in the program, at risk.

Jaclyn begins to alienate the I-Pod officers and fellow participant Stephanie; Zone 500 gets raided for contraband; Matt fears he may have to fight his roommate.

The participants toe the line between blowing their cover or going full inmate, while trying to stay focused on their purpose.

Stephanie uses drugs to bond with her fellow inmates; Jaclyn's clothing line brings pink flare and positivity to the inmates, but causes problems with the officers.

A gas scare occurs in the women's pod; a football kitty goes missing in 500, prompting a gang fight; a new inmate in 600 tests Matt.