Sgt. Marcos Bustos, assigned to the 11th Marine Expeditionary Unit embarked aboard the amphibious dock landing ship USS Pearl Harbor (LSD 52), plays with children during a community service event at the Help the Cambodian Children Goodwill Center in Sihanoukville, Cambodia, on Dec. 14, 2011. The 11th Marine Expeditionary Unit is deployed to the U.S. 7th Fleet area of responsibility with the Makin Island Amphibious Ready Group.