Graham Platner has won the Maine Democratic primary for U.S. Senate, setting up a high-stakes race against Republican Sen. Susan Collins.

The primary victories set up a race that could be key to Democrats' hopes of winning control of the Senate.

How Maine Democrats feel about their scandal-plagued Dem.

Maine Democratic Senate candidate Graham Platner joined MS NOW's "Morning Joe" for a wide-ranging grilling on the scandals his campaign faces going into the midterms after clinching the Democratic nomination last night.

"The View" co-hosts clashed over whether Democrats should support Graham Platner after his Maine primary win despite Nazi tattoo and abuse allegations.

Mr. Platner, an oyster farmer running for a Senate seat on a progressive platform, has drawn a large following among Democrats in Maine. His campaign has also surfaced damaging reports about his personal history.

Maine Democratic Senate candidate Graham Platner joined MS NOW's "Morning Joe" for a wide-ranging grilling on the scandals his campaign faces going into the midterms after clinching the Democratic nomination last night.

Schumer and Gillibrand endorse Maine candidate Graham Platner after his primary win despite scandals including accusations of physical misconduct.

On election night, the Democratic candidate from Maine wore a button-up, a deviation from the candidate’s unvarnished image.