
Nate Silver @NateSilver538
One way to think about Trump's chances: if the polls move toward Trump in the closing days rather than Biden (50/50 chance) *and* there's a polling error in Trump's favor (50/50 chance) then he's 50/50 to win. That gets you to his 1 in 8 odds in our current forecast. — PolitiTweet.org