U.S. Air Force Airman 1st Class Joseph Clutts, right, with the 36th Aircraft Maintenance Unit, decontaminates the chemical suit of Senior Airman Luke Markle, with the 51st Munitions Armament, during Exercise Beverly Herd 17-1 at Osan Air Base, Republic of Korea, Feb. 28, 2017. To fully decontaminate their entire chemical suit and gas mask, more than twenty personnel filtered through the chemical contaminant avoidance area, which was used for the first time at Osan. (U.S. Air Force photo by Tech. Sgt. Ashley Tyler)