150306-N-RB579-045 LUANDA, Angola (March 6, 2015) U.S. Army Col. Matthew Sousa, U.S. Embassy defense attaché (right), speaks with an Angolan military officer aboard the Military Sealift Command's joint high-speed vessel USNS Spearhead (JHSV 1), March 6, 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)