Four former aides to President Obama — Jon Favreau, Dan Pfeiffer, Jon Lovett, and Tommy Vietor — are joined by journalists, politicians, comedians, and activists for a freewheeling conversation about politics, the press and the challenges posed by the Trump presidency.

Corker tells the New York Times that Trump is a dangerous liar, Stephen Miller sabotages the DREAMer deal, and social media platforms wrestle with fake news. Then Tommy and Dan talk about gun violence with the founder of Mothers/Men Against Senseless Killings, Tamar Manasseh, as well as the director of the University of Chicago Crime Lab, Jens Ludwig. Plus, Ok Stop!