Republicans fret over Iowa as tough midterm races develop

Vice President JD Vance will visit Iowa Tuesday — a trip meant to help endangered Rep. Zach Nunn in a state where the GOP also faces issues in big races for the Senate and governor.

DES MOINES, Iowa — Vice President JD Vance lands here Tuesday in an effort to boost the re-election campaign of Rep. Zach Nunn — the latest development that underscores Republicans’ midterm jitters in a state that has moved to the right in recent years.

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In Iowa’s race for governor, the GOP is dealing with a jumbled June 2 primary field while the presumptive Democratic nominee, State Auditor Rob Sand, coasts without opposition.

And in the battle for an open Senate seat, the main Republican-aligned Senate super PAC in Washington is preparing to pump nearly $30 million worth of advertising into a state that hasn’t elected a Democrat to the chamber in 18 years.