Sen. Mark Udall accused the CIA of `` lying '' about the effectiveness of torture on the Senate floor . The agency has been under fire for years over its use of waterboarding and other harsh interrogation techniques against suspected terrorists. Washington ( CNN ) -- Udall called for the resignation of CIA Director John Brennan .
Sen. Mark Udall accused the CIA of `` lying '' about the effectiveness of torture on the Senate floor . The agency has been under fire for years over its use of waterboarding and other harsh interrogation techniques against suspected terrorists. Udall called for the resignation of CIA Director John Brennan .