Putin brandishes a new nuclear-powered missile as he digs in over Russia's demands on Ukraine

By holding nuclear drills and boasting about a successful test of a pioneering atomic-powered cruise missile, Russian President Vladimir Putin is sending a message to President Donald Trump: Moscow won’t be cowed into making concessions on Ukraine. Facing Trump’s call for a quick ceasefire and bruising, new U.S. sanctions on Russia’s oil industry, Putin is [...]