Trump's Tariffs on Mexico, Canada and China Could Upend Trade and Industries: Live Updates The New York TimesWhat could get more expensive if Trump launches a new trade war with Mexico and Canada CNNTrump's tariffs would crush Canada's economy. Why some industry leaders are calling his bluff CBC NewsTariff Threats Show Trump’s Commitment to Upending Global Trade The New York TimesMexico suggests it would impose its own tariffs to retaliate against any Trump tariffs The Associated Press