151106-M-DE426-002 GULF OF ADEN (Nov. 6, 2015) GySgt. Mario Pacheco, the U.S.S Oak Hill combat cargo chief, loads bags of mail into a bin in preparation for an airlift during a vertical replenishment at sea in the Gulf of Aden, Nov. 6. 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)