Graham Platner and Susan Collins are neck and neck, Times/Press Herald/Siena poll shows - The Portland Press Herald

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Graham Platner and Susan Collins are neck and neck, Times/Press Herald/Siena poll shows The Portland Press Herald Platner Has Slight Edge Over Collins in Tight Maine Senate Race, Poll Finds The New York Times Platner, Collins neck-and-neck in Maine Senate race: Poll The Hill The New York Times, Press Herald collaborate on polling in key Maine elections The Portland Press Herald How Our Polling Team Writes Sensitive Questions on Controversies The New York Times