160416-N-JO245-003 LISBON, Portugal (April 16, 2016) The dock landing ship USS Oak Hill (LSD 51) is moored pierside in Lisbon, Portugal. Oak Hill, part of the Kearsarge Amphibious Ready Group, is conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe. (U.S. Navy photo by Mass Communication Specialist 2nd Class Justin Yarborough/Released)