U.S. Public Health Service Rear Adm. Scott Giberson, U.S. Public Health Services acting deputy surgeon general, tours the 633rd Expeditionary Medical Support System at Langley Air Force Base, Va., Sept. 22, 2014. The EMEDS facility will be set up by U.S. Air Force Airmen assigned to the 633rd Medical Group. (U.S. Air Force photo by Senior Airman Kayla Newman/Released)