A Soldier assigned to the 2nd Battalion, 3rd General Support Aviation Battalion in Hunter Army Airfield, Georgia, signals to his team with a notionally injured patient during Guardian Response 22, Muscatatuck Urban Training Center, Indiana, May 7, 2022. Guardian Response 22 is a training exercise designed to test unit readiness and responsiveness to nuclear response scenarios. (Photo by U.S. Army Sgt. Jermaine Jackson)