Staff Sgt. Patrick Gesick, 28th Aircraft Maintenance Squadron instrument flight controls lead technician, inspects the central integrated test system in a B-1 bomber during routine maintenance at Ellsworth Air Force Base, S.D., May 15, 2013. The 28th AMXS is the largest squadron in the 28th Bomb Wing, with more than 700 Airmen supporting Ellsworth’s combat coded B-1 bombers. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)