On the Verge of Nuclear "Armageddon"

Russia is struggling in its war with Ukraine, and President Vladimir Putin is desperate. Putin has threatened to use nuclear weaponry to turn the tide of the war, claiming that he is not bluffing. Now, with President Biden making a chilling prediction of impending nuclear “armageddon,” the situation is more dire than ever. What is the likelihood of Russia using nuclear tactics in this war? How would America respond? The world may never be the same.