Four years after Jan. 6 insurrection, Congress certifies Trump's win

The Beat with Ari Melber - A podcast by Ari Melber, MSNBC

MSNBC's Ari Melber hosts "The Beat" on Monday, Jan. 6, and reports on the first election certification since the Jan. 6 insurrection. Douglas Brinkley, Neal Katyal, Ruth Ben-Ghiat and Bill Kristol join.