SpaceX launching 2nd classified mission for US Space Force in less than a week tonight: Watch it live

SpaceX will launch its second classified mission for the U.S. Space Force in less than a week tonight (Sept. 15), and you can watch the action live.A Falcon 9 rocket is scheduled to lift off from California's Vandenberg Space Force Base today, during a four-hour window that opens at 9 p.m. EDT (6 p.m. local California time; 0100 GMT on Sept. 16).You can watch it live via SpaceX beginning about 10 minutes before launch.We don't know much about tonight's mission, which is called USSF-259. And we'r