Former U.S. ambassador to Ukraine on Putin lowering Russian threshold for use of nukes

Former U.S. Ambassador to Ukraine William Taylor joined CBS News to discuss Ukraine's use of American missiles in strikes on Russian territory and Vladimir Putin's change of Russia's nuclear doctrine.

Former U.S. ambassador to Ukraine on Putin lowering Russian threshold for use of nukes
Former U.S. Ambassador to Ukraine William Taylor joined CBS News to discuss Ukraine's use of American missiles in strikes on Russian territory and Vladimir Putin's change of Russia's nuclear doctrine.