An election cliffhanger in Pennsylvania

16 hours after the polls closed, the biggest race in Pennsylvania, the Republican senate primary, remains undecided. Dr. Mehmet Oz, Donald Trump's preferred candidate, led with 31.3% of the vote over former hedge fund manager Dave McCormick, who had 31.1%. The result could determine which party controls the US Senate after the midterm election. We take a look inside the numbers. 

Plus, another big night for the Big Lie. And, new, beyond-awful details about the Buffalo shooter.

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