Republican Senate and House candidates are being out-raised by their Democratic rivals, but the party has received a huge boost from groups tied to Elon Musk and President Trump.
The world’s richest person, who has become the biggest known midterm donor, gave $158 million to a group that quickly spent that much to help Mr. Paxton’s Senate bid in Texas.
The party’s top super PAC for House candidates said it had raised more this summer than ever before in a third quarter, but acknowledged the challenges Republicans are facing.
Steve Pajcic, a lawyer and philanthropist in Florida, started a group that is airing ads in Kansas and South Carolina. Florida and Mississippi are next.