Deputy Secretary of State William Burns, left, who is in charge of policy, and Deputy Secretary of State Thomas Nides, right, who is in charge of management, appear before the Senate Fo

 

              Deputy Secretary of State William Burns, left, who is in charge of policy, and Deputy Secretary of State Thomas Nides, right, who is in charge of management, appear before the Senate Fo
Deputy Secretary of State William Burns, left, who is in charge of policy, and Deputy Secretary of State Thomas Nides, right, who is in charge of management, appear before the Senate Foreign Relations Committee about the attack on the consulate in Benghazi, Libya, where the U.S. ambassador and three other Americans were killed on Sept. 11, on Capitol Hill in Washington, Thursday, Dec. 20, 2012. Secretary of State Hillary Rodham Clinton had been scheduled to testify but canceled after fainting and sustaining a concussion last week. (AP Photo/J. Scott Applewhite)