Marines with 11th Marine Expeditionary Unit don gas mask for chemical, biological, radioactive, and nuclear (CBRN) defense training during the 11th MEU Command Element field exercise (CEFEX). CBRN training teaches Marines how to utilize their issued gear in CBRN environment. ( Marine Corps photo by Cpl. Xzavior T. McNeal/Released)

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Size: 3549px × 2366px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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