Osan Airmen prepare for readiness inspection
Airmen from the 51st Logistics Readiness Squadron seek shelter in a hardened aircraft shelter during Mission Oriented Protective Posture four, during the 51st Fighter Wing?s Operational Readiness Exercise Beverly Midnight 09-01 at Osan AB, Republic of Korea, Feb. 9. (U.S. Air Force Photo/Staff Sgt. Brian Ferguson)