200218-N-TE695-0020 NEWPORT, R.I. (Feb. 18, 2020) A Seaman-to-Admiral and Naval Science Institute (STA-21/NSI) class 20010 student at Officer Training Command Newport (OTCN), Rhode Island, is issued new khaki uniform trousers, Feb. 18, 2020. STA-21/NSI 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)