Russian opposition leader Navalny dies in prison after being poisoned by state developed nerve agent

Navalny, Putin critic, poisoned with Novichok, died in prison. Wife demands accountability; Kremlin denies involvement. Alexei Navalny, a prominent critic of the Kremlin, died in prison after being arrested for violating the terms of his parole. Al Jazeera s Harry Fawcett reports. Subscribe to our channel Follow us on Twitter Find us on Facebook Check our website: Check out our Instagram page: Download AJE Mobile App: , AlexeiNavalny, Putin, Novichok, Kremlin, anticorruption, Russia, Ukraine