NAVAL AIR STATION SIGONELLA, Italy (Jan. 4, 2022) Hospitalman Hector Conde, from San Antonio, Texas attached to U.S. Naval Medial Readiness and Training Command Sigonella, prepares an COVID-19 booster vaccination, Jan. 4, 2022. NAS Sigonella's strategic location enables U.S., allied, and partner nation forces to deploy and respond as required, ensuring security and stability in Europe, Africa and Central Command. (U.S. Navy photo by Mass Communication Specialist 1st Class Kegan E. Kay)