190710-N-PX867-1108 GULF OF ADEN (July 10, 2019) Naval Aircrewman (Helicopter) 2nd Class Oleg Byelogurov, from Portland, Ore., assigned to Helicopter Sea Combat Squadron (HSC) 21, conducts a routine engine check on an MH-60S Sea Hawk helicopter attached to HSC-21 on the flight deck of the amphibious assault ship USS Boxer (LHD 4). Boxer is part of the Boxer Amphibious Ready Group and 11th Marine Expeditionary Unit and is deployed to the U.S. 5th Fleet area of operations in support of naval operations to ensure maritime stability and security in the Central Region, connecting the Mediterranean and the Pacific through the Western Indian Ocean and three strategic choke points. (U.S. Navy photo by Mass Communication Specialist 3rd Class Justin Whitley/Released)