(CNN) — Maine Gov. Janet Mills is expected to announce her bid for US Senate on Tuesday, becoming the most high-profile Democrat to date to enter the race to challenge GOP Sen. Susan Collins, ...

With Maine's primary elections less than two months away, Democrats Graham Platner and Gov. Janet Mills are in full campaign ...

Maine Sen. Susan Collins, who is up for reelection in November, is one of the most vulnerable Senate Republicans in the 2026 midterms Democratic frontrunners Janet Mills and Graham Platner are ...

Political Director and Executive Director of Politics and White House, CBS News Fin Daniel Gómez is CBS News' political director and executive director, Politics and White House. In this role, Gómez ...

The event, not publicized in advance by her campaign, came as the two-term governor tries to gain ground against rival ...

Gov. Janet Mills spent Friday in Bangor meeting with local business owners and community leaders as she ramps up her campaign ...

Sen. Elizabeth Warren, D-Mass, is throwing her weight behind newcomer Graham Platner in Maine’s high-stakes Democratic primary in June, a pivotal showdown that will determine who will face incumbent ...

A bitter Democratic primary is unfolding in Maine as two candidates battle for the chance to challenge five-term Republican Sen. Susan Collins, one of the GOP's most vulnerable incumbents in the ...

Early polling offers warning signs that Collins could lose her reelection bid in November as Maine Gov. Janet Mills and newcomer Graham Platner face off in the Democratic primary Maine Sen. Susan ...