Prime Minister Justin Trudeau was caught on a hot mic addressing Donald Trump's plan for Canada to become part of the United States, calling it "a real thing" and "a real worry" for the border country,

Prime Minister Justin Trudeau on Friday said President Donald Trump’s talk of making Canada the 51st U.S. state is “a real thing” and is linked to the country’s rich natural resources, local media reported.

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.