Senior Airman Alec Gobel, Senior Airman Timothy Reed and Senior Airman Buddy Brown, 22nd Aircraft Maintenance Squadron crew chiefs, begin post-flight maintenance Jan. 25, 2021, at McConnell Air Force Base, Kansas. The crew chief’s extensive list of responsibilities include pre, post and thru-flight checks with various inspections that allows them to fully understand their vital role when repairing the aircraft. (U.S. Air Force photo by Airman 1st Class Zachary Willis)