Lawrence: Why Donald Trump's UN Speech Worst, Most Dangerous In History | The Last Word | MSNBC

Donald Trump says the U.S. could "totally destroy" North Korea. Lawrence O'Donnell revisits a speech by Amb. Adlai Stevenson in 1962 during the Cuban Missile Crisis and argues Trump's speech is the worst ever delivered by the United States at the United Nations. » 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 Find MSNBC on Facebook: http://on.msnbc.com/Likemsnbc Follow MSNBC on Twitter: http://on.msnbc.com/Followmsnbc Follow MSNBC on Google+: http://on.msnbc.com/Plusmsnbc Follow MSNBC on Instagram: http://on.msnbc.com/Instamsnbc Follow MSNBC on Tumblr: http://on.msnbc.com/LeanWithmsnbc Lawrence: Why Donald Trump's UN Speech Worst, Most Dangerous In History | The Last Word | MSNBC