WASHINGTON - MAY 13:  Georgetown University Professor of Law David Luban testifies before the Senate Judiciary Subcommittee On Administrative Oversight and the Courts during a hearing May 13, 2009 in Washington, DC. The subcommittee heard from witnesses about the the so-called 'Torture Memos' produced by the Office of Legal Counsel in the Bush Administration. Getty Images logo Getty Images 6 months ago

WASHINGTON - MAY 13: Georgetown University Professor of Law David Luban testifies before the Senate Judiciary Subcommittee On Administrative Oversight and the Courts during a hearing May 13, 2009 in Washington, DC. The subcommittee heard from witnesses about the the so-called 'Torture Memos' produced by the Office of Legal Counsel in the Bush Administration.