Elon Musk, the worldβs richest person, backed Nate Morris, a Republican businessman, in the primary race to succeed Senator Mitch McConnell in Kentucky.
A video from Ken Paxton, a Republican primary challenger to Senator John Cornyn of Texas, depicted A.I.-generated imagery of the senator twirling with Jasmine Crockett, a Democratic Senate candidate.
Representative Ro Khanna of California has publicly defended a proposed ballot measure for a wealth tax in California that has angered some of the stateβs richest executives.