What does Russia's new nuclear policy mean for global security?

President Vladimir Putin revises Russia's nuclear policy, clearing the way for broader use of atomic weapons. The move heightens tensions with the West and escalates the conflict with Ukraine. What does the change mean for global security? In this episode: Pavel Felgenhauer, Russian Defence and Military Analyst. Colin Clarke, Research Director, The Soufan Group.  Marina Miron, Post-doctoral Researcher, War Studies Department, King's College London. Host: Neave Barker Connect with us:@AJEPodcasts on Twitter, Instagram, Facebook At Al Jazeera Podcasts, we want to hear from you, our listeners. So, please head to https://www.aljazeera.com/survey and tell us your thoughts about this show and other Al Jazeera podcasts. It only takes a few minutes!