Seaman Apprentice Nicholas Deangelo, a mineman assigned to the Navy Munitions Command Atlantic Unit, Charleston, S.C., connects a lanyard to a pin on the fin of an inert MK 62 mine at Ellsworth Air Force Base, S.D., July 20, 2016. During an instructing course, several Airmen and Sailors worked together to create approximately 60 mines to be used in training in the future. (U.S. Air Force photo by Airman 1st Class Sadie Colbert)