Lancer maintenance
ANDERSEN AIR FORCE BASE, Guam (AFPN) -- Senior Airman James Underhill operates a "jammer" while lowering the weapons bay fuel tank of a B-1B Lancer during an inspection here. Airman Underhill, a crew chief from the 28th Aircraft Maintenance Squadron at Ellsworth Air Force Base, S.D., is here for an air and space expeditionary deployment. (U.S. Air Force photo by Master Sgt. Val Gempis)