Maine Senate Odds Tracker: Platner's Chances of Success After Mills' Exit
Maine Governor Janet Mills has withdrawn from the 2026 U.S. Senate race, clearing the way for progressive Democrat Graham Platner to face Republican incumbent Susan Collins. Polls and prediction markets now favor Platner, with Democrats priced at around a 70% chance of winning the seat. Despite this, Collins remains a formidable candidate due to her history of overcoming polling deficits and building broad coalitions.
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By Sam StevensonAssociate News EditorShareNewsweek is a Trust Project memberSee more of our trusted coverage when you search.Prefer Newsweek on Googleto see more of our trusted coverage when you search.Maine Governor Janet Mills ended her U.S. Senate campaign on Thursday, clearing the Democratic primary path for progressive challenger Graham Platner against Republican incumbent Susan Collins.With Mills out, polling, prediction markets and forecasters are now aligned in treating Maine as one of the Democrats’ clearest pickup opportunities in the 2026 midterms, though history offers a cautionary note about counting out Collins too early.Mills’ withdrawal removed the last serious obstacle in the Democratic primary, allowing polls and prediction markets to rapidly recalibrate around a…
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