Prime Minister Justin Trudeau tells business leaders at the Canada-U.S. Economic Summit in Toronto that U.S. President Donald Trump’s threat to annex Canada 'is a real thing.'

Canadian Prime Minister Justin Trudeau told a business gathering on Friday that US President Donald Trump’s threat to annex Canada “is a real thing,” two Canadian business leaders who were at the meeting confirmed to CNN.

Trudeau made the remarks to more than 100 business, labour and industry leaders who were invited to an economic summit Friday in Toronto. His comments were made behind closed door