160125-M-DE426-003 ARABIAN GULF (Jan. 25, 2016) A U.S. Navy transport helicopter delivers pallets of cargo to the USS Oak Hill (LSD-51) during a replenishment at sea in the Arabian Sea. The 26th Marine Expeditionary Unit is embarked on the Kearsarge Amphibious Ready Group and is deployed to maintain regional security in the U.S. 5th Fleet area of operations. (U.S. Marine Corps photo by Staff Sgt. Bobby J. Yarbrough/Released)