Investigation into the Office of Legal Counsel's Concerning Issues Relating to the Central Intelligence Agency's Use of "Enhanced Interrogation Techniques" on Suspected Terrorists, US Department of Justice Office of Professional Responsibility, released publicly February 19, 2010 [concluding that two Bush administration lawyers committed professional misconduct when they wrote memos authorizing the use of certain interrogation techniques that critics have called torture; the findings of this report were overruled by the DOJ].
Reported in JURIST's Paper Chase here. Latest commentary available here. JURIST has more on the memos.