Maine’s Dems push toward a high-stakes Senate showdown after Mills withdrawal

Voters in Maine head to the polls in a high-profile primary as Graham Platner advances for the Democratic nomination after Janet Mills suspended her campaign, setting up a likely November showdown with Republican Sen. Susan Collins; Platner’s campaign has been rocked by a string of scandals, from resurfaced posts to allegations of abusive conduct, complicating Democrats’ hopes to flip the seat, with other statewide races also on Tuesday’s ballot.