Nate Silver @NateSilver538
Not being a Democrat is a minor-ish thing unto itself but Bernie's poor relationship with the party establishment (obviously a lot of mutual blame there) is a huge liability, especially in the not-unlikely event that there's no clear winner as the primaries are winding down. — PolitiTweet.org
Jonathan Bernstein @jbview
Not a Bernie optimist at all, but I remain highly skeptical that "not a Democrat" has any causal power at all in vo… https://t.co/wUjWJigXPW