GOP Pours $39M Into Ohio and Iowa as Senate 'Red Wall' Shows Cracks

Republicans are scrambling to defend Senate seats in states that were supposed to be afterthoughts, pouring tens of millions into Ohio and Iowa as Democratic challengers gain unexpected ground heading into the 2026 midterms.

The clearest sign of GOP alarm: One Nation, the conservative nonprofit closely aligned with Senate Majority Leader John Thune of South Dakota, has reserved $28 million in TV advertising in Ohio and $11 million in Iowa — a combined $39 million bet on states that shouldn't require this level of firepower. During a June 1 donor call, One Nation executive director Alex Latcham also outlined roughly $100 million in planned spending targeting Democrat-held seats in New Hampshire, Georgia, and Michigan, suggesting the party is fighting an expensive two-front war.

The Ohio race is the sharpest worry. Republican Sen. Jon Husted is locked in an unexpectedly competitive contest against former Democratic Sen. Sherrod Brown — a two-time statewide winner who knows the Ohio map cold. Brown has outraised Husted by more than 2 to 1, a funding gap that helps explain why outside GOP money is flooding in to compensate.

Democrats aren't without their own headaches. In Maine, Democratic candidate Graham Platner is facing calls to step aside following sexual misconduct allegations, which he has denied — a potential liability in a state where optics matter enormously.

The Democratic Senatorial Campaign Committee is reading the Republican spending surge as a sign of vulnerability, arguing that Democrats have successfully expanded the competitive map with strong candidates. Republicans counter that their spending is proactive rather than reactive — an effort to lock down the chamber majority before Democrats can find a path through.