CIA tactics: What is 'enhanced interrogation'? - BBC News

Controversial interrogation techniques used by the CIA have been under the spotlight for years. Here is what we know about them.

Does Torture Work? The C.I.A.'s Claims and What the Committee Found - The New York Times

New HBO Documentary on CIA Torture Has a John Le Carré Vibe

The CIA Torture Report: What You Need To Know

Life Undercover: Coming of Age in the CIA by Amaryllis Fox

CIA black sites - Wikiwand

CIA tactics: What is 'enhanced interrogation'? - BBC News

CIA interrogation report: The 20 key findings - BBC News

CIA torture report: how the world's media reacted, US news

How the CIA failed Iranian spies in its secret war with Tehran

CIA 'torture': Inside the 'blackout box' - BBC News