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.

© Brendan Smialowski

© Charlie Neibergall

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.

© Brendan Smialowski

© Charlie Neibergall

President Donald Trump moved Friday to thin the Republican field running for Senate in Kentucky, endorsing Rep.