Last week ended with the Democrats triumphant after huge wins with voters across the country; then at the start of this week the Republicans were triumphant when eight Senate Democrats caved on the shutdown; but then, since Wednesday, Trump and the Republicans have been reeling since Democrats on the House oversight committee released devastating emails from the Epstein files – Harold Meyerson comments.

Also: As mayor of New York City, Zohran Mamdani will be the first socialist in American history to hold significant power. It’s a huge opportunity, and a huge responsibility. Bhaskar Sunkara, president of The Nation and author of “The Socialist Manifesto,” will comment.

Plus: How a band of visionaries and a million dollars upended America – in the 1920s, which had some remarkable similarities to our own era. Award winning historian John Fabian Witt will explain; his new book is ‘The Radical Fund.’