Voters in deep-red Kansas delivered a loud warning shot to Republicans, and Arizona Republicans nominated a 2020 conspiracy theorist to be the state’s top election official.
The race has highlighted the gap between G.O.P. voters who have profited from Arizona’s prosperity, and those who feel left out and are eager to punish the Republican establishment at the polls.
Mike Pence has quietly helped Republican candidates despite their loyalty to Donald J. Trump and support for his election lies, which placed Mr. Pence’s life at risk.