181224-M-QT322-0134 ATLANTIC OCEAN (Dec. 24, 2018) Marines with the 22nd Marine Expeditionary Unit and Sailors with the amphibious transport dock USS Arlington (LPD 24) lead Marines and Sailors in singing Christmas songs during a Christmas Eve Service held on the flight deck of the ship. The Arlington is deployed as part of the Kearsarge Amphibious Ready Group in support of maritime security operations, crisis response and theater security cooperation, while also providing a forward Naval presence. (U.S. Marine Corps photo by Staff Sgt. Andrew Ochoa/Released)