150203-N-ZE250-001 GUANTANAMO BAY, Cuba - Sailors stand in ranks on the flight deck of Arleigh-Burke Class Guided Missile Destroyer USS Jason Dunham prior to an all hands call with the commanding officer Feb. 2. USS Jason Dunham is currently underway in support of Operation Martillo, a joint operation with the U.S. Coast Guard and partner nations, within the 4th Fleet area of responsibility.