Graham Platner has formally withdrawn from the Maine Senate race. Here’s what we know about the process to replace him

CNN By Ethan Cohen, Jeff Zeleny, CNN (CNN) — Maine Democrats are embarking on a two-week sprint to pick a new nominee for one of the year’s most important races in the wake of Graham Platner’s decision this week to end his Senate campaign after allegations of sexual assault, which he denies. Shortly before Platner