Investigation Discovery (Canada) HDTV (ID)

The U.S.A.'s first female serial killer disclosed all her secrets to friend Dawn while on death row. The written words of Aileen Wuornos tell what happened, from her own personal letters.

New evidence shines a light on the crimes of Jeffrey Dahmer and his disturbing transformation from a shy boy to one of the world's most infamous serial killers and criminals.

New access and testimony give insight into the mind of Ted Bundy, one of America's most notorious serial killers.

Psychopaths live among us. They can be friends, family members, coworkers, or even lovers. Trying as they may to impersonate normal humans, there are always signs that reveal their true nature: calculating, narcissistic -- and sometimes, murderous. (Repeat).

A cattle rancher in Driscoll, North Dakota is found dead and shocks the whole town. Now the authorities struggle to find clues that could lead them to the killer while everyone starts pointing fingers. (Repeat).

A boat thief in Florida starts a speedboat chase as he tries to run away from the law; a night patrol spots a U-Haul with suspected stolen goods. (New).

Officers in Illinois must call for backup after a renegade DUI granny resists arrest; a retired cop handcuffs his fellow neighbor, but he suspects the man is impersonating an officer; as Atlanta party guests hide, cops uncover a surprise. (New).

Police are called to deal with a nosy and troublesome neighbour. A pursuit through a swamp leads to a perp's squad car confessional, and when police arrest a man for passing out in his car, his girlfriend is enraged. (New).

When two beach beauties discover they are dating the same boy, they go to war with each other on social media and in real life, with tragic consequences. (Repeat).

Neighbors welcome a bachelor into a neighborhood with long-standing property lines, but things go wrong when he begins disputing the boundaries. The warring parties film each other extensively, but the cameras are not turned on when violence breaks out. (Repeat).

The U.S.A.'s first female serial killer disclosed all her secrets to friend Dawn while on death row. The written words of Aileen Wuornos tell what happened, from her own personal letters.

New evidence shines a light on the crimes of Jeffrey Dahmer and his disturbing transformation from a shy boy to one of the world's most infamous serial killers and criminals.

New access and testimony give insight into the mind of Ted Bundy, one of America's most notorious serial killers.

A sniper targets abortion doctors, but DNA evidence helps catch him. (Repeat).

A neighbor dispute, which began when one caught Lyme disease from the deer the other feeds on his property, ends in gunfire and death. (Repeat).

Two young couples in an Idaho apartment building cope the best they can with a neighbor who dislikes one's music and the other's dog. Tensions eventually erupt in a violent rampage. (Repeat).

A sniper targets abortion doctors, but DNA evidence helps catch him. (Repeat).

A neighbor dispute, which began when one caught Lyme disease from the deer the other feeds on his property, ends in gunfire and death. (Repeat).

Two young couples in an Idaho apartment building cope the best they can with a neighbor who dislikes one's music and the other's dog. Tensions eventually erupt in a violent rampage. (Repeat).

A sniper targets abortion doctors, but DNA evidence helps catch him. (Repeat).

A neighbor dispute, which began when one caught Lyme disease from the deer the other feeds on his property, ends in gunfire and death. (Repeat).

Two young couples in an Idaho apartment building cope the best they can with a neighbor who dislikes one's music and the other's dog. Tensions eventually erupt in a violent rampage. (Repeat).

The stabbing death of a martial arts enthusiast is investigated.

The shooting deaths of two grandparents are investigated. Also: CSPD responders discover a badly mutilated body.

The shooting of a young mother-to-be and the discovery of a body in a creek are investigated. (Repeat).

A string of violent robberies is investigated. (Repeat).

The murder of a popular DJ is investigated. (Repeat).