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International Business Times
International Business Times
Politics
Merin Rebecca Thomas

Graham Platner Wins Maine Democratic Senate Primary, Sets Up Showdown With Susan Collins

Graham Platner speaks at his Primary Election event on June 9, 2026 in Blue Hill, Maine. (Credit: Getty Images)

Maine voters finalized one of the most closely watched Senate matchups of the 2026 election cycle on Tuesday, with Republican Sen. Susan Collins and Democrat Graham Platner winning their respective party nominations and advancing to the general election in November.

The contest is set to draw national attention as Democrats seek to regain ground in Congress. Collins, who was first elected to the Senate in 1996, ran unopposed for the Republican nomination and is seeking a sixth term.

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