Staff Sgt. John Gavin, center, 51st Security Forces Squadron fire team leader, issues instructions to disarm simulated opposing forces during a training scenario for Beverly Herd 16-01 May 11, 2016, at Osan Air Base, Republic of Korea. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios like chemical, biological, radioactive, and nuclear response, active shooter and opposing forces. (U.S. Air Force photo by Senior Airman Dillian Bamman/Released)
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