The Maine senator has consistently won reelection in a blue state thanks to support from independents and some Democrats.

President Trump’s call for Sen. Susan Collins (R) to be ousted in November tossed a monkey wrench into the high-stakes Maine ...

President Donald Trump reportedly called Republican Senator Susan Collins of Maine after she voted to curb the president's ...

President Donald Trump blasted Republican senators who voted in favor of a War Powers Resolution on Thursday.

Healthcare plan from bipartisan senators would extend premium subsidies, add income caps and offer health savings account ...

Maine Gov. Janet Mills (D) on Thursday slammed Sen. Susan Collins (R-Maine) for not casting a vote to check President Trump’s ...

The war powers resolution will need another vote in the Senate before it becomes official. Still, the five defectors' ...

"Republicans should be ashamed of the Senators that just voted with Democrats in attempting to take away our Powers to fight.

Democratic Sen. Tim Kaine, who led the bipartisan resolution, said that Trump's actions in Venezuela are "clearly illegal" ...

President Donald Trump sharply criticized Republican Sen. Susan Collins during an angry, profanity-laced phone call after she ...

A handful of Republicans joined Democrats to allow the measure to move forward, reflecting concerns in both parties about the ...