Little by little, the costs of U.S. President Donald Trump's tariffs are starting to add up, both for consumers and American companies that are raising prices, reporting tariff-related hits to their profits,

President Donald Trump said the US will put a 35% tariff on some imports from Canada, escalating the tensions between two countries that have impaired one of the world’s largest trading relationships.

After Canada failed to strike a trade deal with Washington, the president raised tariffs on some Canadian exports this week.