Chief Master Sgt. Brian Stafford, Air Force Test Center command chief, receives the COVID-19 vaccine from Airman 1st Class Brian Rosa-Negron, 412th Medical Group technician, at the Airmen and Family Readiness Center on Edwards Air Force Base, California, Jan. 22, 2021. All DOD personnel are encouraged to take the vaccine to protect their health, their families and their communities and to lower the public health risks associated with the COVID-19 pandemic. (U.S. Air Force photo/Tech. Sgt. Robert Cloys)