How big a deal is Joe Biden's Buy American pledge? Here's what to watch for

Is the Buy American pledge from incoming U.S. president Joe Biden a nothingburger or a potential billion-dollar blow to Canada's economy? It could go either way. Key decisions in the coming months will determine if that threat has teeth. Here's what to watch. https://www.cbc.ca/news/world/buy-american-details-biden-1.5808216?cmp=rss #news/world