U.S. Air Force and Koku Jieitai defenders work together to drag a simulated wounded troop to saftey during Pacific Defender 21-1 on Andersen Air Force Base, Guam, January 29, 2021. This long-standing exercise pre-empts Cope North 21 and is designed to enhance multilateral operations among security forces of the U.S. Air Force, the U.S. Navy, U.S. Marine Corps, Koku Jieitai and Royal Australian Air Force. (U.S. Air Force photo by Staff Sgt. Ryan Brooks)