S43E39: February 22, 2018

Thursday on the NewsHour, the NRA backs President Trump's calls for arming teachers as the debate over gun control heats up. Also: Trump wants to change a migration system that benefitted his in-laws, an Oscar nominee about the only U.S. bank to face criminal charges from the 2008 financial crisis, what to expect from the final days of the Olympics and including women in the quest for peace.