U.S. Secretary of Defense Donald Rumsfeld (L), outgoing Chairman of the Joint Chiefs of Staff U.S.A.F. Gen. Richard Myers (2nd R), and Commander of the U.S. Central Command Gen. John Abizaid (top R), listen to U.S. Commanding General of Multi-National Force in Iraq U.S. Army Gen. George Casey (bottom) testify in front of the U.S. Senate Armed Services Committee on Capitol Hill, September 29, 2005. The hearing was called to discuss U.S. military strategy and operations in Iraq. REUTERS/Larry Downing