A U.S. Marine assigned to the 22nd Marine Expeditionary Unit fires an M16 rifle while wearing an M50 gas mask during a live-fire training exercise aboard amphibious dock landing ship USS Whidbey Island (LSD 41) in the Mediterranean Sea June 10, 2011. Whidbey Island was deployed as part of the Bataan Amphibious Ready Group.
MC1 Martin Cuaron
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