The U.S. ambassador to Canada delivered an expletive-laced tirade at Ontario's trade representative at an event in Ottawa on Monday, multiple witnesses tell CBC News

Trump abruptly scrapped trade negotiations in response to an ad against tariffs that featured clips of Ronald Reagan.

President Donald Trump said he's terminating trade negotiations with Canada citing a negative TV advertisement about tariffs.

Trump's announcement came after the Canadian province began running a TV ad that features a speech by Ronald Reagan.

The president is worried that his tariffs case before the court has big holes. Canadian officials have confirmed those fears are well founded.

The leader of Canada’s most populous province said Friday he’ll pull the anti-tariff ad that prompted U.S. President Donald Trump to end trade talks with Canada. Ontario Premier Doug Ford said after talking with Prime Minister Mark Carney he’s decided to pause the advertising campaign effective Monday so that trade talks can resume.

Toronto — Louis Acosta, a Dodgers fan from Santa Clarita, flew to Toronto on Friday to support his home town team for their fifth World Series appearance in the last 9 years. During Game 1 at the Rogers Centre, he proudly wore his Dodgers shirt and cap amid the opening ceremonies.

Canada is poised to lose its measles elimination status after nearly three decades, and public health experts fear outbreaks of other preventable diseases as vaccination rates fall.