October 10, 2025
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Maine Gov. Janet Mills to challenge Collins

Two Democratic sources tell CBS News that Gov. Janet Mills will launch a U.S. Senate campaign Tuesday to unseat veteran Republican Sen. Susan Collins in Maine, one of 2026’s most closely watched contests. Mills, a term-limited Democrat and former state attorney general, was a top DSCC recruit and joins an expanding primary field as Democrats eye a potential pickup against the five-term incumbent.

Elections Politics

📌 Key Facts

  • CBS News: Two Democratic sources confirm Mills plans to launch Tuesday
  • Seat held by Sen. Susan Collins (R), who won reelection in 2020 by 8.6 points
  • Mills is term-limited, served as Maine AG before becoming governor in 2019

📰 Sources (1)