Mr. Musk, the world’s richest man and the leader of Tesla and X, endorsed the former president after the attempted assassination in July. On Saturday, he returned to the scene and made a spirited rally appearance.

After a few introductory hellos yesterday in Butler, Pennsylvania, Donald Trump gestured to a screen showing the same graph on illegal immigration that he had been talking about when he was nearly assassinated in July and delivered his real opening line: “As I was saying

A number of Donald Trump critics have mocked Elon Musk over his appearance alongside the former president at a Pennsylvania rally. Musk, the billionaire owner of X, formerly Twitter, and CEO of SpaceX and Tesla,