Senior Master Sgt. David Wagstaff, 89th Wing Staff Agencies senior enlisted leader, asked a question during the Understanding China’s Aerospace event at Joint Base Andrews, Md., April 21, 2025. The event featured a presentation and question-and-answer session with Dr. Brendan Mulvaney, director of the Department of the Air Force China Aerospace Studies Institute. (U.S. Air Force photo by Senior Airman Gianluca Ciccopiedi)