150331-N-JP249-022 GULF OF GUINEA (March 31, 2015) Civil service mariners participate in a fire drill aboard the Military Sealift Command joint high-speed vessel USNS Spearhead (JHSV 1). Spearhead is on a scheduled deployment to the U.S. 6th Fleet area of responsibility in support of the international collaborative capacity-building program Africa Partnership Station. (U.S. Navy photo by Mass Communication Specialist 2nd Class Kenan O’Connor/Released)