161215-N-VN584-109 SAN DIEGO (Dec. 15, 2016) Petty Officer 2nd Class James Thompson conducts training on anchor chain safety in the forecastle of the aircraft carrier USS Theodore Roosevelt (CVN 71). Theodore Roosevelt is moored pierside at Naval Air Station North Island conducting a fast cruise exercise in preparation for upcoming sea trials. (U.S. Navy photo by Seaman Alex Corona/Released)