Graham Platner, an oyster farmer known for his progressive stance, has won the Democratic nomination for the U.S. Senate in Maine. His victory sets the stage for a competitive race against the Republican incumbent, Senator Susan Collins. This development follows the suspension of the campaign by his main Democratic rival, Governor Janet Mills, in late April.

Platner, who has faced scrutiny over past revelations, secured his nomination despite these challenges. This positions him for a general election battle against Senator Collins, a veteran politician with a record of resisting Democratic efforts to unseat her. Platner, in his victory speech, emphasized the collective nature of his political movement, stating, “This is a movement about us, about the far too many working far too hard and struggling far too much.” He aims to focus on progressive policies, including abortion rights and a single-payer health care system.

The upcoming Collins-Platner election is anticipated to be one of the most intense and costly Senate contests of the year. With Maine being the singular state this cycle where a Republican Senate seat is vulnerable in a state Trump previously lost, the stakes are particularly significant. Democrats need to capture at least four Republican-held Senate seats to secure a Senate majority.

Platner, 41, emerged ahead in the Democratic primary, leading with 72% of the counted votes. His primary competitors included Janet Mills, who has not publicly endorsed him, and David Costello, who struggled to gain traction. Mills garnered 19% of the vote, while Costello received 8%.