Sen. Mike Lee joins to clarify why yesterday’s congressional briefing on Iran was “the worst” he’s ever seen and why he believes Trump agrees. Meanwhile, is Prince Harry's and Meghan Markle’s step away from royal duties the beginning of the monarchy’s end? And even with all the conflict, President Trump’s approval rating might suggest a landslide in 2020. Political scientist Ian Bremmer provides a rare dose of free thinking on Congress, World War III rumors, and China. And author Mark David Hall addresses the big question in his new book, “Did America Have a Christian Founding?”

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