Marine Corps Sgt. Justin Roman, Marine Corps Security Forces Training Company instructor, sets up a figure 8 descender device during an advanced tactical course at the Cheyenne Fire Department training facility in Cheyenne, Wyo., June 17, 2019. The advanced tactical course teaches how to secure and recover missiles, warheads and other resources. (U.S. Air Force photo by Staff Sgt. Ashley N. Sokolov)