U.S. Army Spc. Jessica Lopez, with the 581st Area Support Medical Company in Fort Hood, Texas, takes information from a notional 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)