U.S. Air Force Master Sgt. Dennis Varnado, a flight chief assigned to the 307th Aircraft Maintenance Squadron, poses for a photo at Barksdale Air Force Base, Louisiana, July 31, 2018. Varnado's leadership plans to nominate him for the Airman's Medal for his role in extinguishing a fire on a B-52 Stratofortress. (U.S. Air Force photo by Airman Maxwell Daigle/Released)