During its first public hearing, the Jan. 6 committee unveiled damning new evidence that proves Donald Trump knew he lost the 2020 election, including witness testimony from former Attorney General Bill Barr, Ivanka Trump, and Jared Kushner. Jan. 6 committee member Liz Cheney rattling Trumpworld, asserting that Trump coordinated and oversaw the coup. MSNBC’s Ari Melber breaks down the proceeding with former RNC Chair Michael Steele and Slate’s Dahlia Lithwick.  » Subscribe to MSNBC: http://on.msnbc.com/SubscribeTomsnbc About: MSNBC is the premier destination for in-depth analysis of daily headlines, insightful political commentary and informed perspectives. Reaching more than 95 million households worldwide, MSNBC offers a full schedule of live news coverage, political opinions and award-winning documentary programming -- 24 hours a day, 7 days a week. Connect with MSNBC Online Visit msnbc.com: http://on.msnbc.com/Readmsnbc Subscribe to MSNBC Newsletter: MSNBC.com/NewslettersYouTube Find MSNBC on Facebook: http://on.msnbc.com/Likemsnbc Follow MSNBC on Twitter: http://on.msnbc.com/Followmsnbc Follow MSNBC on Instagram: http://on.msnbc.com/Instamsnbc #msnbc #trump #january6