Vulcan rocket on its first national security mission and Europe's Ariane six completing just its third mission ever. Let's get more from Bloomberg's Lauren Groff. She leads our space coverage.I'm going to start with ULA launch. Tell me about it. Why is it significant.Well, this was the third launch for the Vulcan rocket. But as you mentioned earlier, it was their first national security mission, which is really what Vulcan was designed to do. ULA is one of an elite group of launch providers that can launch ...