Are Americans Willing to Vote Against Trump No Matter What?

John Avlon: I keep being surprised by the number of former Trump supporters who voted for him in 2016. He says they're exhausted by him, angered and don't know where to go. The great question here is whether there will be a principled partisanship in the U.S., Avlon asks. Do you believe in the Constitution or more than 48 months of policy?Avlon: Are enough Americans willing to vote against Trump no matter what?