WASHINGTON, DC - JULY 31:  Chairman of Senate Intelligence Committee Sen. Dianne Feinstein (D-CA) gestures as she arrives at a closed briefing July 31, 2014 on Capitol Hill in Washington, DC. CIA Director John Brennan had apologized to the leaders of the committee after the agencys inspector general found its officers inappropriately searched a computer network that was used by committee staff for the report of its interrogation program.  (Photo by Alex Wong/Getty Images)