GROTON, Conn. (April 12, 2021) Hospitalman Ethan Orshanski administers a COVID-19 vaccine at Navy Medicine Readiness and Training Unit (NMRTU) Groton onboard Naval Submarine Base New London. NMRTU moved to Phase 2 of vaccination efforts, opening all family, retiree, veteran, and authorized beneficiaries ages 18 and up. (U.S. Navy photo by Mass Communication Specialist 2nd Class Tristan B. Lotz)