VIRGINIA BEACH, Va. (Dec. 11, 2019) VIRGINIA BEACH, Va. (Dec. 11, 2019) Senior Chief Quartermaster Steve Schweizer engages a shut down sequence on a landing craft, air cushion (LCAC) assigned to Assault Craft Unit (ACU) 4 onboard Joint Expeditionary Base Little Creek-Fort Story. (U.S. Navy photo by Mass Communication Specialist 2nd Class Levingston Lewis/Released)