Tesla remains Musk’s best-known business, but its fortunes are less directly tied to the government than SpaceX, his rocket-building company.

U.S. Senate Republicans passed President Donald Trump's massive tax-and-spending bill on Tuesday by the narrowest of margins, advancing a package that would slash taxes, reduce social safety net programs and boost military and immigration enforcement spending while adding $3.3 trillion to the national debt.

President Donald Trump told reporters Tuesday his administration will "have to take a look" at deporting Elon Musk after the billionaire reignited the feud with the president over his spending bill. Musk,