Concerns Grow that Putin Could Use Nuclear Weapons to Preempt a Defeat in Ukraine

Concerns Grow that Putin Could Use Nuclear Weapons to Preempt a Defeat in Ukraine https://ift.tt/eavDcFG Nuclear threats from Moscow and North Korea this week have again raised the specter of nuclear war. During the Cold War, a doctrine called Mutually Assured Destruction kept either side from launching a nuclear missile. But some fear that Vladimir Putin might use a nuke before allowing his forces to be defeated in Ukraine.