Posted: 05/01/2011
MEDITERRANEAN SEA (April 29, 2011) Marines assigned to the 22nd Expeditionary Unit (22nd MEU), run while wearing M50 gas masks aboard the amphibious assault ship USS Bataan (LHD 5). 22nd-MEU is deployed with Amphibious Squadron (PHIBRON) 6, embarked aboard Bataan, as part of the Bataan Amphibious Ready Group. (U.S. Marine Corps photo by Sgt. Josh Cox)