150509-N-LV331-001 MOBILE, Ala. (May 9, 2015) Secretary of the Navy (SECNAV) Ray Mabus delivers the principal address during the christening ceremony of the Military Sealift Command joint high-speed vessel USNS Brunswick (JHSV 6) at the Austal USA shipyard. Joint high-speed vessels are designed to be fast, flexible, and maneuverable in shallow waters, making them ideal for transporting troops and equipment quickly. (U.S. Navy photo by Mass Communication Specialist 2nd Class Armando Gonzales/Released)