Staff Sgt. Richard Lewis (left) and Airman 1st Class Thomas Prusso, 28th Aircraft Maintenance Squadron armament specialists, demonstrate how to prepare the bomb racks in the aft bay of a B-1B Lancer armament systems trainer during Spouse Appreciation Day at Ellsworth Air Force Base, S.D., May 6, 2011. Approximately 150 Ellsworth spouses came together to participate in a wide array of activities designed to thank them for all they do and the important role they play in the lives of their Airmen. (U.S. Air Force photo/Staff Sgt. Marc I. Lane)