Four Ways The Ukraine Crisis Could Escalate To Use Of Nuclear Weapons

In 1983, the ABC television network broadcast a movie called The Day After about how a superpower nuclear exchange devastated the lives of typical Americans in two midwestern cities.  The conflict began with a Russian troop buildup in Eastern Europe (which Moscow initially claimed to be a military exercise), and then gradually escalated to a point where both sides launched their nuclear missiles for fear of losing them in a preemptive attack.  Coming as it did during a period of U.S.-Sov...