U.S. Air Force Chief of Staff Gen. David Allvin speaks to audience members at The Brookings Institution, Washington, D.C., Feb. 28, 2024. Allvin participated in a conversation with the Strobe Talbott Center for Security, Strategy, and Technology at Brookings on the Air Force’s plans for reoptimization in an era of great power competition. (Courtesy photo / Ralph Alswang)