Almost every day since the expansion of Canada’s Trans Mountain pipeline was completed in May, a tanker laden with oil sands crude shipped through the line has passed under Vancouver’s Lions Gate Bridge en route to refineries around the Pacific.

President Donald Trump paused tariffs on Canada, Mexico for 30 days, but his ultimate trade strategy goals and objectives remain murky.

Canada and Mexico are the top buyers of U.S. exports in more than 72% of all export categories, according to my analysis of the latest U.S. Census Bureau data.