European sectors about to be caught in the whirlwind of trade tensions between the U.S. and the EU include automotives — already being rocked by the fresh duties between the U.S., Canada and Mexico — metals,

The Dow lost more than 500 points Thursday and the Nasdaq dropped more than 300 as investors reacted to President Trump's threat to impose a 200% tariff on European Union exports of wine, champagne, and other alcoholic beverages.