Marines assigned to Chemical, Biological, Radiological and Nuclear (CBRN) Defense, I Marine Expeditionary Force fill sand bags while dressed in Mission-Oriented Protective Posture (MOPP) level IV, during a CBRN Defense challenge on Marine Corps Air Station Miramar, San Diego, Calif., April 30, 2015. The training sustained the Marines' proficiency in conducting operations while protecting themselves against the threat of CBRN contamination. ( Marine Corps photo by Cpl. Laura Y. Raga/RELEASED) CBRN Challenge 150430-M-HU038-104

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Size: 1291px × 1936px
Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
Model Released: No

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