150211-N-ZE250-011 NAVAL STATION GUANTANAMO BAY - Sailors secure the brow to the port side of Arleigh-Burke Class Guided Missile Destroyer USS Jason Dunham in preparation to depart Naval Station Guantanamo Bay. 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.