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U.S. Air Force Senior Airman Brandon Smith, aerospace physiology technician assigned to the 316th Operational Support Squadron, right, instructs students during a decompression sickness eercise at Joint Base Andrews, Maryland, June 11, 2026. Aerospace physiology technician Airmen were tested on their ability to identify individuals who experienced decompression sickness symptoms. (U.S. Air Force photo by Senior Airman Daniel Walderbach)