160104-N-WV703-020 ATLANTIC OCEAN (Jan. 4, 2016) 1st Assistant Engineer David Desousa, a civil service mariner, changes the final fuel filter aboard USNS Spearhead (T-EPF 1) Jan. 4, 2015. The Military Sealift Command expeditionary fast transport vessel USNS Spearhead is on a scheduled deployment to the U.S. 6th Fleet area of operations to support the international collaborative capacity-building program Africa Partnership Station. (U.S. Navy photo by Mass Communication Specialist 3rd Class Amy M. Ressler/Released)