Canada-U.S. Trade Talks Collapse; Washington Imposes New Tariffs The New York TimesU.S. Says Canada Has Declined a Trade Deal to Stave Off Tariffs The New York TimesCanadian prime minister suspends trade talks with U.S., setting new 50% tariffs in motion NBC NewsUS is set to impose 50% tariffs on $20 billion worth of Canadian products AP NewsTrump’s Canada trade deadline is hours away. Here’s what to know CNN