FiveThirtyEight editor-in-chief Nate Silver discusses the race in Pennsylvania, when we’ll know the outcome of the general election, and the chances that the Supreme Court will need to step in to determine the winner of the presidency.
Nate Silver is the founder and editor in chief of FiveThirtyEight. @natesilver538
Michael Tabb is a video and motion graphics producer at FiveThirtyEight. @michaeljtabb