Staff Sgt. Alexander Alston, 28th Security Forces Squadron flight chief, signs out his weapon and gear from the security forces armory on Ellsworth Air Force Base, S.D., April 4, 2013. Each Airman must check in with the armory prior to and after each shift for equipment accountability of weapon issuance and ammunition. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)