U.S. Navy Seaman Gabriel Hufford, a hospital corpsman with the U.S. Naval Hospital Okinawa (USNHO), prepares a dose of the Moderna COVID-19 vaccine at the USNHO on Camp Foster, Okinawa, Japan, July 16, 2021. Vaccinating host nation employees will contribute to the prevention of further spread of COVID-19 in Japan and will protect the resilience of the alliance.