Nuclear War Risk Rises as Tension Mounts Between Nuclear Superpowers over Ukraine
Russian President Vladimir Putin’s decision to order troops into the separatist-controlled areas of Ukraine has triggered a new wave of sanctions against Russia, amid fears the situation could spiral into an all-out war. We speak with Dr. Ira Helfand, former president of International Physicians for the Prevention of Nuclear War, who warns a war could lead to the use of nuclear weapons that would annihilate millions and cause total collapse of world ecosystems.