Senator Dianne Feinstein, a Democrat from California, right, chairs a... News PhotoAdvice,California,Capitol Hill,Central Intelligence Agency,Chairperson,Congress,Counter-terrorism,Democratic Party - USA,Dianne Feinstein,Finance,Government,Horizontal,International Landmark,Jay Rockefeller,John O. Brennan - CIA Director,Nomination,Nominee,North America,Part Of,Politics,Surveillance,The Americas,The Media,USA,United States Senate Select Committee on Intelligence,Washington DC,West Virginia - US State,White House - Washington DCPhotographer Collection: Bloomberg 2013 BloombergSenator Dianne Feinstein, a Democrat from California, right, chairs a Senate Select Intelligence Committee nomination hearing of John Brennan, nominee for director of the Central Intelligence Agency (CIA) and White House chief counterterrorism adviser, unseen, with Senator John Rockefeller, a Democrat from West Virginia, left, in Washington, D.C., U.S., on Thursday, Feb. 7, 2013. Protesters sought to set the tone at the confirmation hearing of John Brennan, President Barack Obama's nominee to lead the CIA, disrupting proceedings today before Brennan even spoke. Photographer: Andrew Harrer/Bloomberg via Getty Images