U.S. stocks closed down after a day of wild swings due to President Trump's aggressive and sweeping tariffs. He dug in on his approach by saying in the Oval Office that he is "not looking" to pause the tariffs. Nicolle Wallace recaps the volatile day on Wall Street. For more context and news coverage of the most important stories of our day click here: https://www.msnbc.com/ » Subscribe to MSNBC: https://www.youtube.com/msnbc » Subscribe to MSNBC on TikTok https://www.tiktok.com/@msnbc »