Four Senate Republicans wait on reelection bids as majority hangs in balance

Ron Johnson’s got a piece of advice for Republicans who want him to run for reelection: Don’t work with Democrats on “crap” like the bipartisan infrastructure bill.

“I’m dead serious. This is not helpful. If you want to retain a U.S. Senate seat in Republican hands in Wisconsin, you don’t participate in passing Part One of the 'Green New Deal,'” Johnson said in a recent interview. Summing up his mood as he mulls a third term, he added, “I’m not happy.”

Johnson’s decision, in a critical swing state won by...