Chief Master Sgt. of the Air Force JoAnne S. Bass speaks to maintenance Airmen during a B-2 Spirit tour at Whiteman Air Force Base, Mo., Nov. 10, 2020. The 509th and 131st Maintenance groups provide full spectrum organizational and field-level maintenance and munitions support for the B-2 stealth bombers. (U.S. Air Force photo by Airman 1st Class Christina Carter)