There is no evidence of significant voter fraud in the presidential election, but President Trump refused to back down. Those close to the president fear he may become rage and damage his own legacy. Carol Lee of NBC News explains the concern surrounding Trump’s actions. »Subscribe to NBC News:» Watch More NBC Videos: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news. NBC News Digital offers NBCNews.com, MSNBC.com, TODAY.com, Nightly News, Meet the Press, Dateline, as well as existing apps and digital extensions of these respective properties. We offer the best of news, live video coverage, original journalism, and segments of your favorite NBC News shows. Connect with NBC News Online! NBC News app: Last Minute Alerts: Visit NBCNews.Com: Find NBC News on Facebook: Follow NBC News on Twitter: Follow NBC News on Instagram: #Trump #Election #NBCNews Trump refuses to concede election, causing concern advisers | NBC News NOW.