Sgt. Joe Kenda faces his worst nightmare when he learns a friend and fellow officer, Mark Dabling, has been killed in the line of duty; police conduct an all-out manhunt and discover the gunman is even more dangerous than they'd thought.

A look at some of the strangest arrests from across the country: a 911 call about cold fries, leads to an arrest for murder; a fugitive is caught on the toilet; a senior citizen is arrested for robbing a bank. And more!

When a Texas gas store owner, Subir Chatterjee, 58, is shot inside his check cashing booth in 2002, detectives suspect his killer is someone Subir knew. With the murderer's DNA in hand, one detective refuses to retire until the case is solved.

Rozanne Gailiunas and her husband Peter move to the city of Richardson, Texas to live out the perfect life. But when marriage struggles and a love triangle surface, Rozanne ends up dead.

An Hour To Kill

Summer Inman is a custodian at an Ohio bank working the night shift. On her way home, she�s tasered and abducted in a back alley by two men. A state-wide search begins for the young mother and leads investigators to uncover an abusive marriage.

Interrogation Raw

In 2012, 26-year-old Timothy "Rambo" Ramsey is killed in a drive-by shooting, but the investigation yields little evidence, and the case goes cold for six years. When detectives re-examine the evidence, they uncover a violent feud between two men...

The First 48

In Tulsa, a young woman is killed in a drive by shooting, while her boyfriend - the apparent target - walks away unscathed. Leatherman talks to a group of teenagers and delves into a long simmering feud to find her killer.

Meet, Mary, Murder

Debbie Griggs had three young kids, and was pregnant with her fourth. But she believed husband Andrew was sleeping with a teenage girl, and had threatened divorce. That’s when she went missing, and it would take cops 20 years to uncover the truth.

Meet, Mary, Murder

Glenna and Marty Duram’s marriage was always volatile. They argued about money and Glenna’s gambling habit. Jokes about killing one another barely raised an eyebrow - until the day Marty was actually found dead.

Witness To Murder: Digital Evidence

The family of a missing Texas mother becomes concerned when they start receiving suspicious text messages from her phone. Unsolved for years, a trail of digital clues ultimately helps investigators build a compelling case against her murderer.

When a housekeeper cleans a Las Vegas hotel room, she finds some irregularities that may shed light on a missing gambler who vanishes with $822 on the poker table - and an unidentified dead body lying in a stairwell lying one floor below her.

Laurent Bonomo (23) and Gabriel Ferez (23) had been woken in the night and tied up after Sonnex (23) and Farmer (34) climbed through an open window of their flat in New Cross, south London.

Murder Masterminds

In 1979, 18-year-old Michelle Martinko was found brutally stabbed to death in the car park of a shopping mall in Cedar Rapids, Iowa. 39 years later, DNA evidence from the crime scene finally led to a suspect and a murder trial.

Somebody's Hiding Something

In a wealthy Dallas suburb, a boy finds his mother unconscious and tied to her four-poster bed. Texas investigators are convinced Rozanne Gailiunas, a hardworking nurse, knew her killer.

On May 20th 2014, 20-year-old student Jamie Gao was murdered in Sydney, Australia. Involved in a botched crystal meth deal, his death wasn't at the hands of gang members or rival drug dealers, but a pair of crooked ex-cops.

A look at some of the strangest arrests from across the country: a naked man makes a scene on a Miami Beach; a drunk driver finds a strange and dangerous place to relieve himself; and more!

A look at some of the strangest arrests from across the country: a 911 call about cold fries, leads to an arrest for murder; a fugitive is caught on the toilet; a senior citizen is arrested for robbing a bank. And more!

Interrogation Raw

When a 70-year-old grandmother passes away suspiciously on a road trip, investigators uncover a sinister murder plot while searching for her remains.

Meet, Mary, Murder

Debbie Griggs had three young kids, and was pregnant with her fourth. But she believed husband Andrew was sleeping with a teenage girl, and had threatened divorce. That’s when she went missing, and it would take cops 20 years to uncover the truth.

Meet, Mary, Murder

Glenna and Marty Duram’s marriage was always volatile. They argued about money and Glenna’s gambling habit. Jokes about killing one another barely raised an eyebrow - until the day Marty was actually found dead.

Homicide: Hours To Kill

When Florida invesigators find a retired Marine in his home—beaten, then slain by a shotgun blast—their suspect lists grows from his estranged son to a mystery woman he’d only just met, then to a possible serial killer.

In a quiet suburb of Los Angeles in 1988, Hollywood camera assistant Robert Samuels is brutally ambushed and shot in the back of the head. The investigation leads to several suspects with links to Robert's widow.

The First 48

In Tulsa, a young woman is killed in a drive by shooting, while her boyfriend - the apparent target - walks away unscathed. Leatherman talks to a group of teenagers and delves into a long simmering feud to find her killer.

Homicide Hunter

Investigative series examining murder cases told through the personal experience of retired Colorado detective Lieutenant Joe Kenda.

When Julie Smith reports being sexually assaulted, Lt. Joe Kenda and his Sex Crimes Unit discover a terrifying similarity to other attacks on the east side of town. It's a race against the clock to catch a serial rapist before he strikes again.

Somebody's Hiding Something

In a wealthy Dallas suburb, a boy finds his mother unconscious and tied to her four-poster bed. Texas investigators are convinced Rozanne Gailiunas, a hardworking nurse, knew her killer.