Meet the oyster farmer-turned-candidate making waves in Maine

I want to get this race on your radar early. Main Senate, where Susan Collins, the Republican incumbent, just got a pretty unknown challenger. His name's Graham Platner, and here's why you should be paying attention.>> He has just kind of exploded on the scene. I heard from somebody on a local school board that he was the talk of the meeting last night. A couple of people said they had already donated to him.Veteran, young oyster farmer. There's a huge aquaculture industry booming uh in Maine right now. Har ...