160820-M-KK554-026 GULF OF ADEN (Aug. 20, 2016) U.S. Marines from 22nd Marine Expeditionary Unit (MEU) assisted U.S. Navy Sailors during an oleoresin capsicum (OC) spray training course Aug. 20, 2016, aboard the amphibious transport dock ship USS San Antonio (LPD 17). 22nd MEU, deployed with the Wasp Amphibious Ready Group, is maintaining regional security in the U.S. 5th Fleet area of operations. (U.S. Marine Corps photo by Sgt. Ryan Young)