By David Leigh, James Ball, Ian Cobain and Jason Burke
The Guardian UK
• Innocent people interrogated for years on slimmest pretexts
• Children, elderly and mentally ill among those wrongfully held
• 172 prisoners remain, some with no prospect of trial or release
• Interactive guide to all 779 detainees
More than 700 leaked secret files on the Guantánamo detainees lay bare the inner workings of America’s controversial prison camp in Cuba.