Mills drops out of Maine Senate race, setting up Platner to face Collins

Politico.com - For more and to sign up click here Maine Democratic Gov. Janet Mills suspended her campaign for Senate on Thursday, as her progressive challenger, oyster farmer Graham Platner, continued to lead in the polls and in fundraising. It’s a shocking fall off for the incumbent governor, who was once the preferred candidate of national Democrats in the race. And it sets up a likely general election matchup…