David Zurawik and April Ryan react to Trump's harsh tweets; Bernie Sanders' campaign manager speaks out about media bias; how the Mueller hearings reinforced America's media bunkers; behind the story that led to mass protests in Puerto Rico

Published: July 28, 2019, 6:43 p.m.

July 28, 2019: Caitlin Dickerson, Andrew Marantz, Faiz Shakir, David Zurawik, April Ryan, Susan Glasser, Carla Minet, Luis Valentin Ortiz, and Amanda Carpenter join Brian Stelter.