150205-N-ZE250-066 NAVAL STATION GUANTANAMO BAY - Information Systems Technician Serina Allen, damage control petty officer, performs maintenance on the individually dogged doors aboard Arleigh-Burke Class Guided Missile Destroyer USS Jason Dunham while in port at Naval Station Guantanamo Bay Feb. 5. USS Jason Dunham is currently supporting Operation Martillo, a joint operation with the U.S. Coast Guard and partner nations, within the 4th Fleet area of responsibility.