U.S. Air Force Senior Airman Afua Owiredu Gyamera, 23rd Operational Medical Readiness Squadron public health technician, assists Airmen signing in for their flu shots at Moody Air Force Base, Georgia, Oct. 26, 2021. The 23rd MDG annually hosts the mass flu line to help protect Airmen against influenza. (U.S. Air Force photo by Andrea Jenkins)