On The Gist, 'twas an eventful news day (William Barr, opioid fatality statistics, Brexit … ), but Mike's got a big Spiel to fry.

In the interview, Greg Jaczko served as chairman of the U.S. Nuclear Regulatory Commission under Obama—and soon grew disillusioned with nuclear energy technology itself. He joins us to explain what changed his thinking and where to turn for tomorrow's energy. Jaczko's new book is Confessions of a Rogue Nuclear Regulator.

In the Spiel, a thought experiment in which Trump is given the benefit of the doubt regarding Russia … and still comes out looking like a scoundrel.

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