Air Force Chief of Staff Gen. Charles Q. Brown, Jr. and U.S. Air Force Staff Sgt. Giovanni Sims, 355th Wing public affairs non-commissioned officer in charge of command information, pose at Davis-Monthan Air Force Base, Arizona Feb. 18, 2021. Sims accepted a coin from Brown on behalf an Airman from her team who was recognized for his outstanding achievements. (U.S. Air Force photo by Senior Airman Nicholas Ross).