Stock markets fall after US tariffs spark trade war fears - BBC.com

Stock markets fall after US tariffs spark trade war fears  BBC.comTrump tariffs go into effect against Canada, Mexico; China retaliates  ABC NewsFact Sheet: President Donald J. Trump Proceeds with Tariffs on Imports from Canada and Mexico  The White HouseDow tumbles more than 600 points, S&P 500 posts biggest loss since December as Trump says tariffs will proceed  CNBC