NAVAL AIR STATION SIGONELLA, Italy (Sep. 3, 2021) Hospitalman Dayshia Hall, from Gray, Georgia, and assigned to U.S. Navy Medicine Readiness and Training Command Sigonella, vaccinates a Sailor onboard Naval Air Station Sigonella, Aug. 30, 2021. The Department of Defense now requires the COVID-19 vaccine for all members of the Armed Forces under DoD authority on active duty or the Ready Reserves, to include National Guard. (U.S. Navy photo by Hospital Corpsman 1st Class Nathaniel U. Corpuz)