The ‘Big Blue Shift’ That Could Decide the Presidency: QuickTake

The outcome of the presidential election is turning in part on what’s known as the “big blue shift.” Partial results after polls closed on election night Nov. 3 showed President Donald Trump in a strong position and, as many analysts anticipated, he declared victory prematurely. As expected, further vote-counting in some places is shifting the advantage to his Democratic challenger, Joe Biden. What’s unclear is whether the shift will be enough to become decisive.