Two U.S. Capitol Police officers walk down a closed hallway in the Senate side of the Capitol Visitors Center while Gen. David Petraeus testifies about the Benghazi attack behind closed doors on Friday, Nov. 16, 2012. The general was expected to say that he knew the attack was terror-based from the beginning. (Barbara L. Salisbury/The Washington Times)

Photo by: BARBARA L. SALISBURY

Two U.S. Capitol Police officers walk down a closed hallway in the Senate side of the Capitol Visitors Center while Gen. David Petraeus testifies about the Benghazi attack behind closed doors on Friday, Nov. 16, 2012. The general was expected to say that he knew the attack was terror-based from the beginning. (Barbara L. Salisbury/The Washington Times)