Live coverage of the countdown and launch of a Falcon 9 rocket from Cape Canaveral with SpaceX’s 21st operational Dragon resupply flight to the International Space Station. This is the first flight of SpaceX’s upgraded Cargo Dragon vehicle. Text updates will appear automatically. Follow us on .
NASA TV coverage of the Falcon 9 launch begins at 11:15 a.m. EST (1615 GMT) Saturday.