A press conference at the Pentagon

Secretary of Defense Robert M. Gates, left, and Chairman of the Joint Chiefs of Staff Navy Adm. Mike Mullen hold a press conference at the Pentagon July 8, 2010. During the conference, the two announced the nomination of the current Commander of U.S. Joint Forces Command, Marine Corps Gen. James Mattis, as the new commander of U.S. Central Command. (DoD photo by Master Sgt. Jerry Morrison, U.S. Air Force/Released)