Unforgettable Season 7 Episode 9, examining key evidence, family suspicions, and why the 2001 case remains unsolved ...

Travel from Maryland to Mexico to uncover the double life of an international fugitive wanted for murder in a new episode of ...

A new 20/20 special, Badass Detective, follows a veteran investigator reopening decades-old cold cases. Here’s when it airs, ...

Follow the international manhunt for a mysterious man on the run. The all-new 20/20 “The Hunt for Mr. Right” premieres Friday ...

A dogged detective will stop at nothing to solve the murders of two young women in a new episode of "20/20" airing on Friday, ...