The 2004 murder of a University of Tennessee student was solved years later through a billboard tip and DNA evidence, but the suspect took his own life before the trial.

Peter Sullivan, who spent 38 years, seven months and 21 days in custody, is thought to be the victim of England's longest ...

A 52-year-old who committed violent sexual crimes against three woman and tried to attack a fourth is jailed for his crimes, ...

A new "20/20" episode, "Blood on the Door," airing Friday, May 9, at 9 p.m. ET on ABC and streaming next day ... it was," Knox County Sheriff's Office Detective AmyLynn Delgado told "20/20." ...

SUNNYVALE, Calif. -- The man charged with the brutal murder of 15-year-old Karen Stitt from 1982 finally received his sentence in a Santa Clara County courtroom on Monday. The investigation went cold ...

The University of Utah Police announced that they have solved a missing person case that started more than 50 years ago.

Carlos Reales Dominguez is on trial for the murders of David Breaux and Karim Abou Najm, and the injury of Kimberlee Guillory ...

The detective, Isaac Hanson, told local ABC affiliate WISN that he discovered Backeberg's sister ... She was struck by a car ...

Agents and detectives interviewed family members and obtained DNA samples to confirm the identities, according to Nassau County Police Detective ... Tanya and Tatiana." ABC News' Mark Crudele ...

The Salt Lake City Police Department is providing what they’re calling a ‘significant update’ on a cold case homicide.