President Donald Trump took aim at Elon Musk after his former adviser announced the creation of a new political party following staunch opposition to the president's signature legislation.

President Donald Trump fired back at Elon Musk following the tech billionaire's 'off the rails' announcement that he plans to start a new political party

Billionaire Elon Musk said Saturday he is forming a third political party, after a dramatic falling out with Donald Trump, indicating he will make good on threats he made if the president’s domestic policy bill became law.