150110-N-LV331-003 MOBILE, Ala. (Jan. 10, 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 Trenton (JHSV 5) at the Austal USA shipyard. (U.S. Navy photo by Mass Communication Specialist 2nd Class Armando Gonzales/Released)