NELLIS AIR FORCE BASE, Nev. -- The Hon. Kristyn Jones, assistant secretary of the Air Force for Financial Management and Comptroller, performing the duties of under secretary of the Air Force and Congress members tour Nellis Air Force Base, April 7, 2023. Jones’ visit to Nellis consisted of time at Airmen dormitories, the Mike O’Callaghan Military Medical Center emergency department and a driving tour of family housing.