U.S. Air Force Chief Master Sgt. Jeffrey Rivera, 733rd Logistics Readiness Squadron chief enlisted manager, presents Senior Master Sgt. Jason Lagueux, 83rd Network Operation Squadron flight chief, with his line number at Joint Base Langley-Eustis, Virginia, Nov. 22, 2019. Those selected for chief master sergeant will be promoted beginning Jan. 1, 2020, in accordance with their promotion line number. (U.S. Air Force photo by Senior Airman Tristan Biese)