Former astronaut explains why Starliner spacecraft has to wait 24 hour… CNN 0 175 06.02 03:22 https://www.youtube.com/watch?v=zNMIuTJlEno + 90 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 31 Former astronaut explains why Starliner spacecraft has to wait 24 hours before next launch