Amid his feud with President Trump, billionaire Elon Musk is vowing to start a new political party. WIRED Reporter Vittoria Elliott, New York Times Reporter Teddy Schleifer and New York Times Reporter Jeremy Peters join Katy Tur to share their analysis of Musk's involvement in politics and to break down what impact he may or may not have in the U.S. For more context and news coverage of the most important stories of our day, click here: https://www.nbcnews.com » Subscribe to NBC News: http://