NAVAL SUPPORT FACILITY INDIAN HEAD, Md. -- Richmond, Mercedes N. Hargrove pins on the rank of Master Chief Petty Officer during a promotion ceremony at Naval Support Facility Indian Head, Md., May 4, 2016. Hargrove serves as the Navy Senior Enlisted Leader with Chemical Biological Incident Response Force. (Official USMC Photo by Sgt. Jonathan Herrera/Released)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: cbirf, chief, corpsman, master, navy, usmc