Service members work together to craft mines at Ellsworth Air Force Base, S.D., July 20, 2016. Sailors from the Navy Munitions Command Atlantic Unit, Charleston, S.C., helped <PERSON> build inert MK 62 mines which can be loaded into B-1 bombers to deploy during training sorties, and have the capability to guide themselves into the targeted area. (U.S. Air Force photo by <PERSON> <PERSON>)