Secretary Gates shakes hands with President Bush. Secretary of Defense Robert M. Gates shakes hands with President George W. Bush as he welcomes him to the Pentagon on May 10, 2007. Bush is at the Pentagon for a meeting with Gates, Chairman of the Joint Chiefs of Staff Gen. Peter Pace, U.S. Marine Corps, the Joint Chiefs and other senior defense leaders. SHARE: Download: Full Size (0.02 MB) Credit: VIRIN: 849026-J-HKW71-444.jpg Photo Gallery