The popular two-term governor is 77. Her top challenger in the primary, oyster fisherman Graham Platner, is 41.

Senate Minority Leader Chuck Schumer (D-N.Y.) on Tuesday endorsed Maine Gov. Janet Mills (D) in the state’s 2026 Senate race ...

Democratic Gov. Janet Mills made her much-anticipated entry into the Maine Senate race, seeking to challenge Republican Sen.

Gov. Janet Mills, D-Me., kicked off her campaign for Senate Tuesday, joining a crowded primary field vying to challenge ...

Janet Mills has announced her candidacy for U.S. Senate, setting up a race that may serve as a proxy for the direction of the ...

Gov. Janet Mills's Senate candidacy boosts Democrats’ longtime hopes of picking off one of the GOP's most centrist senators, ...

A two-term Democratic governor, Ms. Mills called herself “battle tested” in an interview. But she faces a Democratic primary ...

Maine Democratic Gov. Janet Mills announced that she will be running for U.S. Senate in an effort to unseat Republican Sen.

Former "Meet the Press" moderator Chuck Todd says 'there's a real anti-incumbent and anti-establishment vibe inside the ...

The seat, held by Republican Sen. Susan Collins, could be one of only a few realistic Senate pickup opportunities for ...

Maine Gov. Janet Mills is expected to launch a campaign for Senate on Tuesday, two Democratic sources told CBS News — vying ...

Gov. Janet Mills ended months of speculation this week by officially entering the Democratic primary to challenge Republican ...