GATES AT TWENTYNINE PALMS U.S. Secretary of Defense Robert M. Gates meets with Marines at the Marine Corps Air Ground Combat Center in Twentynine Palms, Calif., May 29, 2007. The mission of the base is to conduct training that promotes operational forces readiness and prepares the troops for future deployments. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 799782-N-RPN97-696.jpg Photo Gallery