After impeachment, a coronavirus pandemic and four years of tweets, the early national polls show that the 2020 presidential campaign begins almost exactly where it left off in 2016. …
But not everything is exactly the same, and even modest differences have the potential to alter the race. Mr. Biden shows early strength among older voters; Mr. Trump has made gains among nonwhite voters. There are early signs of an expanded gender gap. All of this could change by November, but all of it could be decisive in a contest with the potential to be closely fought.
Here’s how the coalitions have or haven’t changed in the last four years. CONT.
Nate Cohn, New York Times