ROYAL AIR FORCE MILDENHALL, England — Air Force Master Sgt. John Carter, 100th Security Forces Squadron exercise evaluator (center), corrects Airman 1st Class Garrett Walker, 100th SFS (right),

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ROYAL AIR FORCE MILDENHALL, England — Air Force Master Sgt. John Carter, 100th Security Forces Squadron exercise evaluator (center), corrects Airman 1st Class Garrett Walker, 100th SFS (right), on the application of a chemical warfare antidote Feb. 25. Amn. Kyle Butters, 100th SFS, was "wounded" during an attack on Base X as part of an operational readiness exercise. (U.S. Air Force photo by Senior Airman Thomas Trower)