Prime Minister Justin Trudeau introduced a bill to block the purchase, sale and import of handguns in Canada. MSNBC's Lawrence O'Donnell speaks to David Hogg, gun safety activist and survivor of the massacre at Marjory Stoneman Douglas High School in Parkland, Florida, about the move by Trudeau and how it compares to the lack of legislative action on gun violence in America. » 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 #Canada #JustinTrudeau #GunReform