Ceremony Honors Air Force Secretary Barbara M. Barrett, left, participates in a ceremony at Joint Base Andrews, Md., in which Gen. Charles Q. Brown Jr. succeeded Gen. David L. Goldfein as the Air Force chief of staff and a member of the Joint Chiefs of Staff, Aug. 6, 2020. SHARE IMAGE: Download Image: Full Size (10.31 MB) Photo By: Air Force Staff Sgt. Jack Sanders, DOD VIRIN: 200806-D-XI929-001.JPG Photo Gallery