SpaceX’s Polaris Dawn astronauts complete spacewalk

SpaceX has notched another milestone in orbit. The company has completed the first-ever commercial spacewalk. It's a risky test that had only been done by government space agencies before. Al Jazeera Science editor Colin Baker reports. Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on Twitter: https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.io/AJEMobile #SpaceX #PolarisDawnMission #PolarisDawn #Falcon9Rocket #CrewDragonResilience #ElonMusk #SpaceRace #Aerospace #NASA #KennedySpaceCenter #JaredIsaacman #ScottPoteet #SarahGillis #AnnaMenon #AlJazeeraEnglish