Tesla’s stock tumbled 7 percent Monday morning after Elon Musk launched a third party and received an icy response from President Trump.  The tech billionaire announced Saturday that he had

Musk, who had been a close ally of the president, announced on X Saturday that he would be forming the “America Party.” His decision was based on an X poll that he posted on July 4, where he asked users on the social media website if there should be an America Party.