Sen. Lindsey Graham, R-S.C., center, speaks as Sen. John McCain, R-Ariz., right, and Sen. Kelly Ayotte, R-N.H., left, listen while they discuss the investigation of the deadly Sept. 11 attack on the U.S. consulate in Benghazi in Washington, Friday, Dec. 21, 2012, during a news conference on Capitol Hill. (AP Photo/Ann Heisenfelt)