210312-N-EL867-0038 NEWPORT, (March 12, 2021) Chief Hospital Corpsman Chris Mascarina, right, a Recruit Division Commander at Officer Training Command Newport (OTCN), , inspects the uniform of Officer Candidate Isai Maldonadotrinidad, left, a Naval Science Institute Seaman-to-Admiral (NSI/STA21) class 20010 student at OTCN, , March 12. 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.

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Keywords: admiral-21, command, naval, nsi, nstc, otcn, seaman, service, sta-21, training