Chief Master Sgt. Humphries promotion ceremony
Royal Air Force Mildenhall Chief Master Sergeants congratulate Chief Master Sgt. Wakisha Humphries, 100th Operations Support Squadron chief host aviation resource manager, on her promotion at Royal Air Force Mildenhall, England, June 30, 2022. Chief Master Sergeants are the highest enlisted rank achievable in the USAF making up only one percent of the enlisted force. (U.S. Air Force photo by Airman 1st Class Alvaro Villagomez)