Staff Sgt. Brandon White
U.S. Air Force Staff Sgt. Brandon White, air traffic controller assigned to the 8th Operations Support Squadron, poses for a photo in an Avon M50 gas mask at Kunsan Air Base, Republic of Korea, April 26, 2018. When operating in a contaminated environment, members must don the Avon M50 gas mask to protect themselves from airborne chemicals.
(U.S. Air Force photo by Staff Sgt. Jasmonet D. Jackson)