U.S. Air Force Airman 1st Class Daniel Greaves, an explosive ordnance disposal technician assigned to the 158th Civil Engineer Squadron, Burlington, Vermont, ties a knot of detonating cord July 25, 2021 during the Audacious Warrior Training Exercise at Fort McCoy, Wisconsin. Audacious Warrior 2021 consisted of 18 different EOD units across the Air National Guard and Air Force Reserve. (U.S. Air National Guard photo by Staff Sgt. Cameron Lewis)