Former President Donald Trump and his old friend Bill O’Reilly revealed to an audience before them that they were both triple-vaccinated, which was received by a smattering of boos. Or at least the reaction of the crowd was enough to get both Trump and O’Reilly to react, in a laughing matter. The 45th president and former Fox News prime time star spent the past two weeks engaged in something called the “History Tour” — a series of conversations in arenas across the nation.

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