Secretary of Defense Donald H. Rumsfeld gestures to make a point as he answers a reporter's question during a Pentagon press briefing with Chairman of the Joint Chiefs of Staff Gen. Peter Pace, U.S. Marine Corps, in Arlington, Va., on March 28, 2006. Rumsfeld spoke of his trip to the crash site of United Flight 93 on Sept. 11, 2001, in Shanksville, Pa., in his opening remarks before he and Pace took questions from reporters.