Sen. Mark Kelly responds to Elon Musk on Rachel Maddow

When I was 22 years old, I took an oath to defend the Constitution of the United States. The only oath Elon Musk seems to have made is to his billionaire buddies and his own bank account. ----------------------------- Mark Kelly is a Navy combat veteran, retired NASA astronaut, husband to Gabby Giffords, and Senator for the great state of Arizona. #FullSpeedAhead Join his campaign: https://www.markkelly.com Facebook: https://facebook.com/CaptMarkKelly Twitter: https://twitter.com/CaptMarkKelly Instagram: https://instagram.com/CaptMarkKelly Medium: https://medium.com/@CaptMarkKelly Chip in to fuel our people-powered campaign: MarkKelly.com/Fuel