GREAT LAKES, Ill. (Jan. 28, 2021) Capt. Michael Riley, Naval Service Training Command (NSTC) chief of staff, receives the COVID-19 vaccine at the Naval Station Great Lakes Zachary and Elizabeth Fisher Medical/Dental Clinic, Jan. 28. NSTC oversees 98 percent of initial officer and enlisted accessions training for the Navy, including NROTC units at more than 160 colleges and universities; Officer Training Command Newport at Naval Station Newport, R.I., Recruit Training Command at Naval Station Great Lakes, as well as Navy Junior ROTC and Navy National Defense Cadet Corps. (U.S. Navy photo by Chief Mass Communication Specialist Byron C. Linder)