NYU law professor Melissa Murray, former Acting Assistant Attorney General for National Security Mary McCord, and former FBI General Counsel and Mueller probe prosecutor Andrew Weissmann join MSNBC’s Ari Melber for an in-depth conversation on President Trump’s first 100 days in office and his legal battles. This clip includes the majority of the panel discussion that aired on MSNBC. (The Beat's YouTube playlist: https://msnbc.com/ari Beat merch: www.msnbc.com/Beat5)