Is a global nuclear arms race underway?

Is a global nuclear arms race underway? A report finds nuclear powers have increased spending on a scale never seen before. Ongoing armed conflicts are said to be the reason. So does that mean atomic weapons are likely to be used? And has nuclear deterrence failed? In this episode: Nikolai Sokov, Senior Fellow, Vienna Center for Disarmament and Non-Proliferation. Gary Samore, Professor, Brandeis University.  Victor Gao, Vice President, Center for China and Globalisation. Host: Neave Barker Connect with us:@AJEPodcasts on Twitter, Instagram, Facebook