How did the polls get the presidential election so wrong?
Trump campaign gets in Twitter trouble again with Photoshopped poll image
Donald Trump is performing far worse in many Republican strongholds than Mitt Romney did in 2012
Nate Silver: Hillary Clinton has a near 80 percent chance of winning the election
Nate Silver: Donald Trump's chances of locking up the nomination appear to be dwindling
Nate Silver: Here's who's favored to win the Iowa caucuses