Playbook Deep Dive

Breaking down Castro vs Biden

The Nerdcast team breaks down a key moment from Thursday's democratic presidential debate -- when former HUD Secretary Julian Castro took a swipe at Joe Biden's memory. 
Plus, a look at how Elizabeth Warren became Elizabeth Warren, and how she made so many enemies in the Obama Administration in the process. 

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Welcome to Playbook Deep Dive, the stories behind the power. From Congress and the White House to bar stools and back rooms, POLITICO Playbook’s Ryan Lizza brings you interviews with the most compelling and important figures who explain what’s really going on in Washington.