U.S. Navy Machinist's Mate 3rd Class Krystle Mott tightens a bolt after changing a water filter in the main engine room aboard the guided missile destroyer USS Stout (DDG 55) while in port at Naval Support Activity Souda Bay, Greece, Dec. 12, 2013. The Stout, homeported in Norfolk, Va., was on a scheduled deployment supporting maritime security operations and theater security cooperation efforts in the U.S. 6th Fleet area of operation.