Secretary of the Air Force Heather Wilson, Air Force Chief of Staff Gen. David L. Goldfein, Chief Master Sgt. of the Air Force Kaleth O. Wright and Air Force Association leadership cut a ribbon during the 2018 AFA Air, Space and Cyber Conference in National Harbor, Md., Sept. 17, 2018. Cutting the ribbon symbolized the opening of the conference's exhibition hall. (U.S. Air Force photo by Wayne Clark)