Staff Sgt. George Solis, 28th Maintenance Squadron aerospace ground equipment technician, installs snap rings on a munitions truck during scheduled maintenance in the AGE shop on Ellsworth Air Force Base, S.D., Oct. 25, 2012. AGE technicians are responsible for the serviceability of all support equipment on Ellsworth. (U.S. Air Force photo by Airman 1st Class Kate Thornton-Maurer/Released)