Graham Platner tears into Republicans after clinching Susan Collins matchup in Maine, and other primary night takeaways

By Eric Bradner, CNN (CNN) — Graham Platner was all but certain to win Maine’s Democratic Senate primary on Tuesday. But the swirl of controversies over Platner’s past personal behavior had raised a slew of questions about the outcome: Would there be a significant number of protest votes lodged for Gov. Janet Mills, whose name