President George W. Bush waves as he exits Air Force One Sept. 1 at Lackland Air Force Base, Texas. The president visited San Antonio to be briefed on evacuation processes in response to Hurricane Gustav and to also personally thank Airmen responsible for the successful relief efforts. (U.S. Air Force photo/Alan Boedeker)

President George W. Bush personally thanks Lackland Airmen for their volunteer efforts in processing more than 700 evacuees displaced due to Hurricane Gustav Sept.1 at Kelly Field Annex, Lackland Air Force Base, Texas. (U.S. Air Force photo/Alan Boedeker)