Investigating the 2006 murder of a former radio DJ whose body was discovered in the waters off California's Catalina Island.
A rookie detective's quest to crack the case of a Florida man's disappearance and murder is chronicled.
Examining the case of Jon-Adrian Velazquez, who was convicted of killing a retired police officer in 1998.
A mother attempts to free the man convicted in the slaying of her daughter.
When a healthy young woman dies, a spray tan comes into view as the possible culprit—but so too does her husband.
Two suspects surface after the 2001 murder of an attorney.
The investigation into the 2010 murder of Stephanie Bruner, a Colorado dancer and mother of three, is recounted. Her husband claimed that he last saw her when she left the house to take a walk during a blizzard. The police soon identified three suspects: the husband, whom she was divorcing; her married lover; and the married lover's wife.
The story of Bernadette Sugrim, who escaped an abusive marriage when her 11-year-old daughter called 911 after being assaulted by her father. The abuse was only one secret that Sugrim hid from the outside world, however: Her husband had confessed of his involvement in past incidents that she shared with the police after they responded to her daughter's call.
The murder of an Oklahoma fireman who recently reconciled with his wife is investigated.
A Halloween turns tragic when a fiancée is killed at a bar. The investigation proves difficult when it's discovered all suspects were in costume.
The 2012 shooting death of a school superintendent in western New York is investigated.
A woman disappears on her son's fifth birthday.
A college student is murdered in her dorm and it takes decades to solve the case.
The investigation into the disappearance of a wife, mother and CIA analyst leads to the discovery of her body, but the case remains unsolved for over a decade.
The 1994 death of Linda Curry from nicotine poisoning is investigated. Her husband, Paul, a former "Jeopardy!" champion, is the chief suspect in the case.
The stabbing death of a young wife is investigated.
The death of a young bride in Miami just days after her wedding is investigated.
A teen love triangle leads to murder in a small Midwestern town.