Trump’s slow-rolling 2024 bid cobbles together new Senate support

Donald Trump’s endorsement helped push J.D. Vance and Eric Schmitt into the Senate. Now they’re nearly ready to return the favor.

Vance has told allies over the last few months that he anticipates endorsing Trump in the Republican primary, according to two people briefed on the Ohio Republican’s plans. And Schmitt, whom Trump technically endorsed when he backed “Eric” in the Missouri GOP primary last year, said on Monday that he’s supporting the former president.

“He’s very popular in Missouri,” Schmitt said of Trump in an interview. “He’s been somebody that’s gotten...