A 86th Civil Engineer Squadron firefighter prepares to respond to a simulated building fire during Exercise Operation Varsity 19-04 at Ramstein Air Base, Germany, Dec. 10, 2019. The simulated fire was one of several practice scenarios that occurred at Ramstein; Lajes Air Base, Portugal; Moron Air Base, Spain; and Chievres Air Base, Belgium, to measure and report unit’s ability to react and respond to contingency in the most realistic environment possible. (U.S. Air Force photo by Senior Airman Elizabeth Baker)