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.

13 enhanced interrogation techniques used by the CIA - National

CIA chief defends agency, but admits 'abhorrent' abuses

Creator of CIA Torture Techniques Testifies at Guantánamo

Was it torture? A history of the CIA's enhanced interrogation program

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

2 Psychologists in C.I.A. Interrogations Can Face Trial, Judge Rules - The New York Times

CIA declassifies new documents on enhanced interrogation

Enhanced interrogation techniques - Wikipedia

Was it torture? A history of the CIA's enhanced interrogation program

CIA torture report: 7 things we learned

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