Hope Zak, a Red Cross volunteer at U.S. Army Health

Hope Zak, a Red Cross volunteer at U.S. Army Health Clinic Stuttgart, prepares the mRNA-1273 COVID-19 vaccine for distribution at U.S. Army Garrison Patch Barracks, near Stuttgart, Germany, Jan. 26, 2021. The voluntary vaccines are being administered in a phased approach, prioritizing health care workers and first responders, as well as mission critical and deploying personnel. Marines will continue to practice safety protocols to diminish the risk of COVID-19. (U.S. Marine Corps photo by Cpl. Claudia Nix)