19 MCGHEE TYSON AIR NATIONAL GUARD BASE, Tenn. -- Chief Master Sgt. of the Air Force JoAnne S. Bass joined a teleconference with more than 300 Airmen enrolled virtually in NCO academy and Airman leadership school with instructors at the Lankford Enlisted Professional Military Education Center in East Tennessee. “She understands the challenges of this COVID environment on the EPME enterprise,” said U.S. Air Force Chief Master Sgt. Steven Durrance, the Lankford Center commandant. “As a former EPME Instructor, Chief Bass has that experience speaking with fellow Airmen, and she approaches these opportunities with the same amount of zeal as she did in the classroom.”