Maj. Gen. Timothy Sejba Visits Vandenberg Published Feb. 26, 2024 By Senior Airman Tiarra Sibley Space Launch Delta 30 Public Affairs VANDENBERG SPACE FORCE BASE, Calif. -- On Feb. 23, U.S. Space Force Maj. Gen. Timothy Sejba, Space Training and Readiness Command commander, spoke during a graduation at Vandenberg Space Force Base, Calif.