U.S. Marines with Marine Corps Air Station Beaufort, prepare for annual gas chamber training aboard Marine Corps Air Station Beaufort, S.C., Oct. 10, 2013. The training was held at the Chemical Biological Radiological Nuclear Facility and consisted of proper equipment handling, cleaning of the M50 gas mask, and properly demonstrating their ability to use the mask in the event of a chemical threat. (U.S. Marine Corps photo by Cpl. Aneshea S. Yee/Released)
<br>Unit: Marine Corps Air Station Beaufort- Combat Camera
Cpl. Aneshea Yee
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