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Airmen assigned to the 51st Operations Support Squadron prepare to don their M-50 gas mask during Beverly Herd 25-1 at Osan Air Base, Republic of Korea, Oct. 29, 2024. During the exercise, base personnel demonstrated their ability to navigate various attack scenarios while launching and recovering aircraft during 24-hour flying operations, validating the 51st Fighter Wing’s readiness and response against any adversary. (U.S. Air Force photo by Staff Sgt. Kahdija Slaughter)