ELLSWORTH AIR FORCE BASE, S.D. – (Front) Airman 1st Class Alejandro Sanchez and Staff Sgt. Matthew Egler move a guided bomb unit-38 during the phase II operational readiness exercise, July 21. Sergeant Egler and Airman Sanchez are weapon loaders assigned to the 28th Munitions Squadron. (U.S. Air Force photo/Airman 1st Class Corey Hook)