Sunday August 23, 2020: On eve of GOP convention, Trump's sister heard on tape calling him "cruel"

As the President gears up for this week's Republican National Convention, his older sister Maryanne Trump Barry was secretly recorded calling her brother a liar with "no principles."

Plus, a look back at last week's all-virtual Democratic Convention.

And can the states handle a record number of Americans voting by mail in the November election?

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