Hospital Corpsman 2nd Class Yesenia Ocenasek, assigned to the dental department aboard the Nimitz-class aircraft carrier USS George Washington, administers a COVID-19 vaccine to Aviation Ordnanceman 2nd Class Gunner Collado, assigned to the Nimitz-class aircraft carrier USS John C. Stennis, in Newport News. (MC2 Robert Stamer/U.S. Navy)