YOKOSUKA, Japan (Sept. 30, 2020) Machinist's Mate 2nd Class Keagan Carlson, from Riverside California, operates a naval fire-fighting thermal imager, or NFTI, during a damage control training evaluation aboard the U.S. 7th Fleet flagship USS Blue Ridge (LCC 19). Damage control evaluations are used to train and assess Blue Ridge's damage control capabilities. Blue Ridge is the oldest operational ship in the Navy and, as U.S. 7th Fleet command ship, actively works to foster relationships with allies and partners in the Indo-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Matt Hall)