Platner wins Maine Democratic Senate primary, vows to oust Collins Platner wins Maine Senate primary despite controversies, setting up a key race against Republican Susan Collins.Share this: Graham Platner wins Maine primary election: Results and key takeawaysDateJune 10, 2026In relation toAl-JazeeraGraham Platner drops Maine Senate bid: What that means for DemocratsDateJuly 9, 2026In relation toAl-JazeeraLeading US Democrats withdraw support for Platner after assault allegationsDateJuly 6, 2026In relation toAl-Jazeera