Senior Airman Christina Palma, 39th Security Forces Squadron base defense operations center controller, assists Airman 1st Class Justin Osinga, 39th SFS vault storage area supervisor, clear an M4 carbine rifle May 18, 2015, at Incirlik Air Base, Turkey. At the beginning of each shift, 39th SFS defenders are issued weapons to carry while on duty. (U.S. Air Force photo by Senior Airman Krystal Ardrey/Released)