JOINT BASE CHARLESTON, S.C. –
Tech. Sgt. Rudolph Stuart (left), 628th Security Forces Squadron noncommissioned officer in charge, throws a smoke grenade during Combat Readiness Training with the 628th Explosive Ordnance Squadron while Staff Sgt. Brandon Washington observes Nov. 30, 2012, at Joint Base Charleston - Air Base, S.C. Airmen attended an hour-long class to review safety procedures when handling grenades.
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