Graham Platner shrugs off scandals to win Maine Democratic Senate primary

Platner, whose campaign was hit by series of negative headlines, to face Susan Collins in key midterm contest

Graham Platner, a Marine veteran, oyster farmer and progressive activist, has scaled a mountain of personal controversies to win the Democratic nomination for the US Senate in Maine.

Victory on Tuesday caps a remarkable rise for a candidate who has never held elected office and whose campaign was shadowed by negative headlines that might have ended a more conventional political career.