The Gordie Howe International Bridge is 'essentially complete.' The fight over it is not

Laurie Trautman, director of the Border Policy Research Institute at Western Washington University in Bellingham, Wash., said the Gordie Howe International Bridge illustrates the economic and political complexity of building major cross-border infrastructure.

"I think it tells us that, even in the best of times, it's incredibly challenging," she told CBC News in an interview. "And then, in the worst of times, which I sort of would say we're in now between Canada and the U.S., it gets kind of ugly."