The Maine progressive won the party’s nomination Tuesday night, but his race is a proxy war for Democratic factions.Graham Platner during a primary election night event Tuesday in Blue Hill, Maine.Graeme Sloan / Bloomberg via Getty ImagesJune 10, 2026, 3:14 PM EDTBy Jonathan Allen and Natasha KoreckiGraham Platner clinched the Democratic nomination for Senate in Maine on Tuesday, but the party isn’t finished fighting over his candidacy — not by a long shot. Just a moment.We are getting your experience ready.