Canadian railroads shut down over labor dispute, threatening supply chains

The two largest rail companies in Canada locked out nearly 10,000 unionized employees on Thursday after failed labor talks, leading to a freight stoppage projected to cost the economy hundreds of millions a day and threatening significant disruptions to the North American supply chain. Canadian National Railway (CN) and Canadian Pacific Kansas City (CPKC) both locked out workers represented by the Teamsters Canada Rail Conference (TCRC) after failing to reach an agreement with the union aft