Canada’s premiers are urging Prime Minister Justin Trudeau to step up border security and defense spending to assuage US President-elect Donald Trump’s concerns, with the leader of the largest province calling the federal government “slow to react” and “stuck on its back foot.

Philippe Champagne explains the federal Liberals' approach to U.S. president-elect Donald Trump's tariff threats as premiers and the prime minister meet to discuss Canada's strategy. Plus, how last night's landslide victory for the Progressive Conservatives is reshaping Nova Scotia politics.

A government official says Canada is already examining possible retaliatory tariffs on certain items from the United States should President-elect Donald Trump follow through on his threat to impose sweeping tariffs on Canadian products.