U.S. stocks opened higher on Tuesday for the third consecutive day, lifted by talks between North and South Korea and the increasing amount of those opposing U.S. President Donald Trump’s steel tariff.The Dow Jones Industrial Average opened up..

The recommendation of imposing heavy tariffs or quotas on foreign producers of steel and aluminum, and investigating imports in the interest of national security, was made by the Commerce Department on Friday (Feb. 16).President Donald Trump and his..