PAR sweeps
Senior Airman Kaitlin Meyer marks M-9 paper with a pencil while Airman 1st Class Desiree Bohorques watches during exercise Beverly Midnight 12-03, July 24, 2012, at Osan Air Base, Republic of Korea. Meyer and Bohorques are Post Attack Reconnaissance team members who conduct PAR sweeps after an attack, which includes checking M-9 paper for chemical agents and monitoring for unusual activity. Osan Airmen are participating in the week-long exercise to test the base’s ability to operate in a heightened state of readiness. (U.S. Air Force photo/Staff Sgt. Stefanie Torres)