Three terminal cancer patients saw their disease start to disappear in months; the three were given an experimental cancer vaccine. Dr. Thomas Marron, who worked on the vaccine, joins NewsNation Prime to discuss. #Cancer "NewsNation Prime" is America’s source for unbiased news offering a full range of perspectives from across the U.S. Weekends starting at 7p/6C. NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: www.newsnationnow.com/ Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij