US Air Force (USAF) AIRMAN Basic (AB) Cashawna Hudson (left) and USAF Technical Sergeant (TSGT) Dyron Long, both assigned to the 51st Supply Squadron, wearing Mission-Oriented Protective Posture response level 4 (MOPP-4) gear check the status of M8 Chemical Detector Paper tape placed around their building after a simulated attack conducted during Exercise BEVERLY BULLDOG 02-02, at Osan Air Base (AB) Korea