The clash over the "big, beautiful bill" also underscores significant fractures within the GOP on key policy initiatives.

The war of words between billionaire Elon Musk and President Donald Trump over the big bill of tax breaks and spending cuts is heating up again, with Musk claiming he may form a new political party an

Elon Musk said he'd go after anyone who voted for Trump's "Big Beautiful Bill." Republicans on Capitol Hill say they aren't worried about it.

The feud reignited on Monday when Musk, who spent hundreds of millions on Trump's re-election, renewed his criticism of Trump's tax-cut and spending bill, which would eliminate subsidies for electric vehicle purchases that have benefited Tesla,

Tesla shares have taken a hit as the world's richest person and President Trump continue to exchange jabs over the spending bill.