Happening now, breaking news.

One of the most unprecedented and unpredictable presidential campaigns ever is about to come

to an end.

The first polling places begin closing just 24 hours from now.

And tonight, Kamala Harris and Donald Trump are making a last minute push for every undecided voter with dueling rallies in the all-important battleground state of Pennsylvania.

Welcome to our viewers here in the United States and around the world. I'm Wolf Blitzer. You're in the Situation Room. room.

Right now, we're on the cusp of one of the most consequential elections in American history, with the first polls closing in just 24 hours.

Both candidates laser focused on seven key battleground states,

a collection of electoral college votes that will either send Donald Trump back to the White House

or choose the first ever female president in Kamala Harris.

Tonight, CNN journalists are covering the final hours of this truly historic contest from locations across the United States.

Let's go first to CNN's Jeff Zellini. He's following the Harris campaign in Philadelphia for us right now.

Jeff, the vice president, is spending election eve in Pennsylvania with two more star-studded

events.

Well, she has been crisscrossing the Commonwealth of Pennsylvania, but you're right, she

will end right here on the steps of the Philadelphia Art Museum, perhaps recognizable as the

rocky steps. Now, the vice president has been spending the day in this most critical and biggest battleground.

19 electoral votes are on the line.

But only twice in the last half century have Pennsylvania, Michigan, and Wisconsin voted differently.

So the Harris campaign believes that these three states are their most straightforward path to the White House.

But as she's campaigning earlier today in Allentown, Pennsylvania, she said it's time to turn the page.

And we have an opportunity in this election to finally turn the page on a decade of politics that have been driven by fear and division.

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