Nate Silver @NateSilver538
Not surprisingly, those Iowa polls are producing a bit of an uptick for Biden in our overall forecast. He's now up to a 44% delegate majority chance, followed by Sanders at 19%, Warren at 13% and Buttigieg at 8% https://t.co/JDz2dZ8bqR https://t.co/BicdP51rJu — PolitiTweet.org