Washington, Jan. 25 -- US President Donald Trump threatened Canada with 100% tariffs against all its exports to America if it went ahead with a trade deal with China. Trump, referring to Prime Minister Mark Carney as "governor Carney," said the Canadian leader was "sorely mistaken" for opening up to more business from China. "China will eat Canada alive, completely devour it, including the destruction of their businesses, social fabric, and general way of life," he said.P23...