The Inquiry: White House impeachment defenses crumble after Mulvaney press briefing

12:49

This week has shown the dismantling of President Trump’s impeachment defense by his own people. What case have Democrat’s built so far and can the White House keep whatever is left of their defense standing? Katy Tur discusses with NBC News Correspondent Geoff Bennett, NBC News National Political Reporter Josh Lederman, New York Times White House Correspondent Michael Crowley, and Former Deputy Chief of Staff for the Clinton Administration and Lecturer at Berkeley Law, Maria Echaveste.