COVID-19 Vaccine Air Force Senior Airman Carmen Gerda administers a COVID-19 vaccination to a service member at Davis-Monthan Air Force Base, Tucson, Ariz., May 6, 2021. Gerda is an aerospace medical technician assigned to the 162nd Medical Squadron, The Arizona National Guard is partnering with active-duty components to increase vaccinations to service members and their dependents. SHARE: Download: Full Size (2.16 MB) Tags: Coronavirus, covid19vaccine Credit: Air Force Tech. Sgt. Michael Matkin, Arizona Air National Guard VIRIN: 210505-Z-CC902-070.JPG Photo Gallery