Eric Swalwell resigned in April as he faced sexual assault allegations, prompting a special election to fill out his term. Two Democrats topped the field in a regular primary election this month.
Representative Mike Collins has President Trump’s endorsement in his bid for the Republican Senate nomination in Georgia. Derek Dooley has the backing of Gov. Brian Kemp.
A rift in Montana between the Democratic nominee and an independent candidate could boost Republican hopes of holding on to an open seat in conservative territory.
Three candidates are vying for a Senate seat in Montana: Alani Bankhead, a Democrat, Seth Bodnar, an independent, and Kurt Alme, a Republican. Democrats fear Ms. Bankhead and Mr. Bodnar will split the vote of Democrats and independents.
Alaska’s director of elections ruled Monday that Dan J. Sullivan must be removed from the ballot for Alaska’s Senate race. The decision can be appealed to a state court.
Representative Barry Moore, an early backer of the president during his first campaign, faces Jared Hudson, a former Navy SEAL tapping into the excitement for outsiders.
A bitterly fought Democratic primary in New York’s Hudson Valley will determine who takes on Representative Mike Lawler, one of the more vulnerable Republicans this cycle.
Darializa Avila Chevalier won the backing of Mayor Zohran Mamdani in her bid to unseat Representative Adriano Espaillat. Then her social media history took center stage.
After Republicans redrew her district to favor their party, Representative Debbie Wasserman Schultz decided to run in a nearby historically Black district, pitting her against some Black Democrats in the state.
Mr. Trump backed Mr. Collins over Derek Dooley, a former football coach supported by Gov. Brian Kemp, a Republican whose relationship with the president is strained.