Graham Platner won the Democratic primary for Senate in Maine and quickly turned his populist message against Susan Collins, the Republican incumbent.

Graham Platner won the Democratic nomination for Senate and quickly turned his booming, populist message against Susan Collins, the Republican incumbent in perhaps the top battleground in the country.

Any indication of tepid support for Graham Platner, a Democratic candidate for Senate in Maine, will be seen as a warning sign about his chances against Senator Susan Collins, the Republican incumbent.

Many are sticking by the presumptive Democratic Senate nominee Graham Platner. But some have soured, and others are anxious about how recent revelations could affect a close race.

The crowded race for governor has barely qualified as background noise in recent months, drowned out by the high-stakes, turbulent campaign for U.S. Senate.

Representative Ro Khanna said that he believed the account of a woman who accused Graham Platner of physically threatening behavior, and urged his campaign not to criticize her.

The presumptive Democratic Senate nominee in Maine said the state would have his back in the face of accusations he has denied.

New revelations about Graham Platner have left Democrats anxious.

The party’s politicians, officials and strategists wrestled with how to respond to new reporting about Graham Platner, with worries rising about his vulnerabilities in a general election.

We’ve grouped six battleground states by some of the factors that shape how likely it is for the party to flip each Senate seat.

In an interview after The Times reported on his treatment of women he had dated, Graham Platner acknowledged “not exactly acting with the best behavior” after his military service.

The Democratic candidate for Senate in Maine could be charming, women said in interviews, but some found his actions intimidating and disturbing.

Democrats cheer there is a way, even as new worries emerge over whether Graham Platner can flip a Maine seat. Republicans remain confident they will prevail in Texas, Iowa and Alaska.

A month after withdrawing from the state’s Senate race, Gov. Janet Mills suggested she remained an option after the likely Democratic nominee, Graham Platner, faced a new scandal.

Mr. Booker and other Senate Democrats faced questions Sunday about reports that Mr. Platner’s wife previously told his campaign he had exchanged sexual messages with women outside his marriage.

The wife of Graham Platner, the Democratic candidate in Maine, told the campaign he had sent sexual messages to other women.

The debate over whether Graham Platner is “working class” comes at a time when more and more people are at risk of falling into it.

Many Gen Z men who voted for the president are dismayed by his time in office. But they are not hearing an appealing pitch from Democrats, either: “Both parties kind of get it wrong.”

President Trump has sought revenge in G.O.P. primaries. Democrats have turned out to vote in large numbers. Republicans have gained a redistricting advantage.

In strikingly different ads, Graham Platner argued that “Susan Collins’s charade is over” while Senator Collins highlighted the economic benefits she has brought to Maine.

The exit of Gov. Janet Mills kicked off the general election early in what is likely to be one of the most important, expensive and combative Senate races of 2026.

Gov. Janet Mills argues that her rival for Senate, Graham Platner, could be doomed by his history of offensive online remarks. But at a time of anti-establishment anger, Mr. Platner says he is the safer choice.

The Maine Republican is one of her party’s most vulnerable senators, and her seat is crucial to Democratic hopes of retaking control of the chamber.