** FILE ** Retiring Rep. Barney Frank, Massachusetts Democrat, talks on Capitol Hill in Washington on Thursday, Jan. 3, 2013, before the start of the 113th Congress. (AP Photo/Cliff Owen)
** FILE ** Former Secretary of State Hillary Rodham Clinton addresses the Vital Voices Global Partnership 2013 Global Leadership Awards gala at the Kennedy Center for the Performing Arts in Washington, Tuesday, April 2, 2013. (AP Photo/Cliff Owen)
Former Secretary of State Hillary Rodham Clinton addresses the Vital Voices Global Partnership 2013 Global Leadership Awards gala at the Kennedy Center for the Performing Arts in Washington, Tuesday, April 2, 2013. (AP Photo/Cliff Owen)
** FILE ** Former Secretary of State Hillary Rodham Clinton addresses the Vital Voices Global Partnership 2013 Global Leadership Awards gala at the Kennedy Center for the Performing Arts in Washington, Tuesday, April 2, 2013. (AP Photo/Cliff Owen)
** FILE ** Former Georgia Rep. Bob Barr takes part in a debate titled "Does Security Trump Freedom?" Friday, Feb. 19, 2010, during the Conservative Political Action Conference (CPAC) in Washington. (AP Photo/Cliff Owen)
Senate Majority Leader Harry Reid, D-Nev., speaks with reporters about the federal budget on Capitol Hill in Washington, Thursday, March 14, 2013. (AP Photo/Cliff Owen)
Senate Majority Leader Harry Reid, D-Nev., speaks with reporters about the federal budget on Capitol Hill in Washington, Thursday, March 14, 2013. (AP Photo/Cliff Owen)
Senate Majority Leader Harry Reid, D-Nev., speaks with reporters about the federal budget on Capitol Hill in Washington, Thursday, March 14, 2013. (AP Photo/Cliff Owen)
** FILE ** Sen. Elizabeth Warren, D-Mass., listens to a witness at Senate Banking Committee hearing on anti-money laundering on Capitol Hill in Washington, Thursday, March 7, 2013. (AP Photo/Cliff Owen)
