BREAKING: Russian opposition leader Alexei Navalny dies in prison

According to reports by Russian state media, opposition leader Alexei Navalny has died in prison at age 47. NBC News’ Richard Engel reports on the life of Vladimir Putin’s most high-profile critics. » Subscribe to NBC News: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features , , , Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows. Connect with NBC News Online! Breaking News Alerts: Visit : Find NBC News on Facebook: Follow NBC News on Twitter: Get more of NBC News delivered to your inbox: #russia #alexeinavalny #vladimirputin