2AF command chief continues immersion tour Published March 11, 2016 By Kemberly Groue 81st Training Wing Public Affairs KEESLER AIR FORCE BASE, Miss. -- Chief Master Sgt. Farrell Thomas, 2nd Air Force command chief, recognizes Airman 1st Class Yvette Redinger, 81st Dental Squadron dental technician, by giving her a coin during an immersion tour at the Keesler Medical Center Mar.8, 2016, Keesler Air Force Base, Miss. Thomas visited the 81st Medical Group to become oriented with group missions, operations and personnel. (U.S. Air Force photo by Kemberly Groue)