Good evening and thank you for joining us. We are going to begin tonight with breaking news and the final break-necked sprint to election day, just hours from now.

President Trump and former Vice President Biden are still on the trail tonight targeting those battleground states.

And last-minute votes, they each believe they'll need to win.

President Trump holding five rallies in four states while Joe Biden is going

all in for Pennsylvania, making three stops there, as well as a surprise visit to Ohio. And while

election day isn't until tomorrow, as we come on the air, this election is already making history.

More than 97 million Americans have already voted early. Now, that's record

shattering, and it's more than two-thirds of all the votes cast just four years ago. But it also

means that with so many ballots to count and some of the biggest battleground states not starting

that process until tomorrow night, we may not know who won on Wednesday morning. President

Trump is threatening to go to

court to challenge that idea, falsely claiming that ballots that haven't been counted tomorrow night

shouldn't count at all. Now, across the U.S., tensions are running high, and buildings in many

major cities are boarding up ahead of tomorrow night. There's a lot of new reporting to get to

tonight. We've got our team

of correspondents covering it all. CBS's Ed O'Keefe is going to lead off our coverage right here in our

CBS News, election headquarters. Good evening, Ed. Good evening, Nora. There are battleground states,

and then there's Pennsylvania, where Joe Biden has spent more time than anywhere else,

knowing that if he can win the Keystone State, he can probably win the White House.

Joe Biden signaling he has one more day to go. And with that, he and his team spent the day

focused on one of tomorrow's biggest prizes, Pennsylvania. We got to make sure everyone returns

their ballot to vote tomorrow. Biden also acknowledged the president's reported

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