What happened in Guantanamo? Investigative journalist John Goetz tells the story of former Guantanamo prisoner Mohamedou Ould Slahi and the man who tortured him, Mr X. In a discussion with Alan Rusbridger, Goetz explains how he and his colleague Bastian Berbner tracked down Mr X seventeen years later, and what it taught them about the war on terror. Hosted on Acast. See acast.com/privacy for more information.