Elon Musk, the richest man in the world, has turned his account on X, his social media platform, into a pro-Trump megaphone and joined the former president for raucous rallies.
Perhaps most important, though, is the $130-million-and-counting effort led by his super PAC, America PAC, to deliver early voters in battleground states,
an operation that rejects much of the conventional wisdom about how to win the White House.