When President-elect Donald J. Trump vowed to impose new 25 percent tariffs on all goods coming into the country from Canada and Mexico, he said he’d keep them in place until drugs and people were stopped from crossing U.

President Claudia Sheinbaum suggested Mexico could respond to Donald Trump’s threatened tariffs with levies of its own, warning the economic consequences would be dire.

By Sarah Morland and Brendan O'Boyle MEXICO CITY (Reuters) -Mexican President Claudia Sheinbaum on Tuesday warned U.S. President-elect Donald Trump of dire economic consequences for both countries from tariffs and suggested possible retaliation following his threat of across-the-board tariffs of 25% on Mexico and Canada.