200218-N-TE695-0021 NEWPORT, R.I. (Feb. 18, 2020) Senior Chief Fire Controlman Clifford R. Emerson, a Recruit Division Commander assigned to Officer Training Command Newport (OTCN), Rhode Island, fits a combination cover for a Naval Science Institute Seaman-to-Admiral (NSI/STA-21) class 20010 student. NSI/STA-21 is an eight-week course of intense officer preparation and indoctrination for petty officers and chief petty officers, with course enrollment timed to allow college entrance during summer or fall semesters after selection. (U.S. Navy photo by Darwin Lam/Released)