Though many U.S. House Republicans quickly accepted President-elect Donald Trump’s endorsement of Speaker Mike Johnson for reelection, a few are still smarting from the recent continuing resolution battle and are threatening to withhold support. U.S. Rep. Victoria Spartz, R-Ind., said that Johnson will not win her vote unless he complies with a list of conservative demands. She said the next speaker must exhibit “courageous leadership” and be someone who “won’t sell us out to the swamp...