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GROTON, Conn. (Jan. 17, 2017) Students assigned to the Information Systems Technician (Submarines)(ITS) "A" School at Information Warfare Training Site (IWTS) Groton, Connecticut attend the first class in the refurbished Lewis Hall on Naval Submarine Base New London. Lewis Hall now houses all of IWTS Groton's ITS training facilities. (U.S. Navy photo by Information Systems Technician (Submarines) 2nd Class Geoff Breedwell/Released)