150330-N-RB579-003 GULF OF GUINEA (March 30, 2015) Able-Bodied Seaman Joe Lyons, a civil service mariner, applies grease to a hand crank aboard the Military Sealift Command's joint high-speed vessel USNS Spearhead (JHSV 1) March 30, 2015. Spearhead is on a scheduled deployment to the U.S. 6th Fleet area of operations in support of the international collaborative capacity-building program Africa Partnership Station. (U.S. Navy photo by Mass Communication Specialist 1st Class Joshua Davies/Released)