Encounters

A Cleveland grandfather is brought to trial in Israel, accused of being the infamous Nazi death camp guard known as Ivan the Terrible.

When their 4-year-old son is murdered, a young couple fights a twisting and arduous battle trying to identify a frustratingly elusive killer.

The history of military tanks unfolds in a documentary series that traces their role in history and geopolitics from World War I to the 21st century.

Henry Lee Lucas rose to infamy when he confessed to hundreds of unsolved murders. This docuseries examines the truth -- and horrifying consequences.

Via interviews with friends, players and insiders, this docuseries examines how Aaron Hernandez went from an NFL star to a convicted killer.

The story of the first sexual harassment case in Spain was a scandal. Nevenka Fernández, its protagonist, discusses it in this documentary.

On Aug. 17, 2017, Spain suffers two terrorist attacks perpetrated by young people integrated into Spanish society. How could something like this happen?

From 1987 to 2003, Michel Fourniret cemented his legacy as France’s most infamous murderer. But his wife was an enigma: Was she a pawn or a participant?

This docuseries includes never-before-seen material from the infamous 51-day standoff between federal agents and a heavily armed religious group in 1993.

Archive footage, chilling reenactments and exclusive interviews shed new light on a tragedy — and two brothers — that suspended a city in terror.