Bob DuPont, 780th Test Squadron, talks to Air Force Chief of Staff Gen. David L. Goldfein about the 30-millimeter cannon ammunition June 27 at Eglin Air Force Base, Fla. Goldfein visited Team Eglin to learn more about the missions of the three wings and various units on base and to share updates on Air Force efforts to revitalize squadrons, strengthen joint leaders and teams, and advance multi-domain command and control. (U.S. Air Force photo/Samuel King Jr.)