Why we need national polls even when it’s swing states that decide the election

I’ve been asked what the point of national polls is. The question was posed because, with the electoral college system, this election is going to be decided in the swing states. Indeed, most voters have pretty much no chance at casting the decisive vote.

But here are five reasons why I believe national polls are and should remain an important part of any election coverage. [cont.]

Harry Enten, The Guardian