Find out how investigators determined Tony Vick was responsible for the deaths of wives Amy Vick and Kathy Beadle.

Find out why Mary Jane Fonder fatally shot fellow congregant Rhonda Smith in an office of their Pennsylvania church, and how "jealousy" played a role.

A daughter speaks out about a life insurance policy that may have served as motive for her father to kill her mother.

After a call asking for help, Jeff Gebhardt goes missing. Hours later, officers find him dead.

Investigators question the involvement of Tony Vick in another mysterious family death and a house fire.

Mary Jane Fonder, later charged with the death of Rhonda Smith, may also have been involved in the purposeful killing of her father and of a dog.

Collier Landry speaks about a conversation he had just days after his mother disappeared.

Learn how the families of "Night Stalker" Richard Ramirez's murder victims coped with immense loss, compounded by a ...

Learn more about Ruth Marie Terry, whose gruesome murder is the subject of the Oxygen documentary Lady of the Dunes: Hunting ...

A former ballerina, dubbed the “Black Swan” in the media, has been sentenced to 20 years behind bars for shooting her husband ...

Find out why Tahereh Ghassemi was kidnapped from her Louisiana home and killed and how her ex-husband, Hamid Ghassemi, was involved and what he stood to gain.

Find out what shocking evidence linked Brian Draper and Torey Adamcik to the brutal murder of their Pocatello High School ...