Hospitalman Donald Leal, U.S. Naval Hospital Sigonella, receives the Moderna COVID-19 vaccine as part of the inoculation of critical medical staff and first responder volunteers onboard Naval Air Station (NAS) Sigonella, Jan. 9, 2021. NAS Sigonella’s strategic location enables U.S., allied, and partner nation forces to deploy and respond as required to ensure security and stability in Europe, Africa and Central Command.