151105-N-UL721-566 SOUTH CHINA SEA (Nov. 05, 2015) Aircraft carrier USS Theodore Roosevelt (CVN 71) and guided-missile destroyer USS Lassen (DDG 82) sail in formation through the South China Sea. Lassen is on patrol in the 7th Fleet area of operation in support of security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Corey T. Jones/Released)