Trump in Nebraska, Vance in Alaska Defending Senate Seats at Risk

Republicans are defending territory they never expected to be at risk four weeks before Election Day. Tonight, President Trump is in Nebraska, a deep-red state he won by 20 points, and where he is campaigning says a lot about how he sees his party's chances next month. Plus, a Russian lab worker's death, and the fear it's unleashed one of humankind's worst infectious diseases - the plague.

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