Nate Silver @NateSilver538
If you're a "never Biden" Democrat, and not at least a bit concerned with the state of the race right now, with Biden at ~38% and Bernie at ~16% after he got 43% last time, and a bunch of up-and-coming candidates you'd also prefer to Biden at 5-10%, I'm not sure what to tell you. — PolitiTweet.org