Air National Guard firefighters practice combating aircraft fires at the Silver Flag training site at Ramstein Air Base, Germany, Aug. 8, 2017. The training was part of an exercise that allowed Oklahoma Air National Guardsmen from the 137th Special Operations Wing, Will Rogers Air National Guard Base, Oklahoma City, and the 138th Fighter Wing, Tulsa Air National Guard Base, Tulsa, Oklahoma, to integrate different career fields and units for a realistic contingency environment. (U.S. Air National Guard photo by Capt. Micah D. Campbell/Released)