Outgoing Defense Secretary Leon Panetta testifies on Capitol Hill in Washington, Thursday, Feb. 7, 2013, before the Senate Armed Services Committee about the Pentagon's role in respondi

 

              Outgoing Defense Secretary Leon Panetta testifies on Capitol Hill in Washington, Thursday, Feb. 7, 2013, before the Senate Armed Services Committee about the Pentagon
Outgoing Defense Secretary Leon Panetta testifies on Capitol Hill in Washington, Thursday, Feb. 7, 2013, before the Senate Armed Services Committee about the Pentagon's role in responding to the attack last year on the U.S. consulate in Benghazi, Libya, where the ambassador and three other Americans were killed. (AP Photo/J. Scott Applewhite)