U.S. Army Brig. Gen. William J. Hartman, U.S. Cyber Command Cyber Nataional Mission Force commander, receives his first COVID-19 vaccine dose Jan. 11, 2021 at the Ft. George G. Meade McGill Training Center. USCYBERCOM is following Department of Defense COVID-19 vaccination guidelines while continuing the CDC recommended safety practices of mask wearing, hand washing, and physical distancing.