Secretary of Defense Leon E. Panetta (left) and U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, arrive to testify before the Senate Armed Services Committee on Capitol Hill in Washington on Thursday, Feb. 7, 2013, to answer questions on the Defense Department's response to the attack on U.S. facilities in Benghazi, Libya, in September. (Andrew Harnik/The Washington Times)