Fallout continues from Amazon's plans to abandon its HQ2, Chinese ride-hailing giant Didi Chuxing will lay off 2,000 workers, and Facebook is reportedly getting close to a multibillion-dollar settlement with the U.S. government over privacy issues. Plus Canopy Growth's CEO discusses earnings, and President Trump declares a national emergency at the southern border with Mexico, as he signs a bill to avoid a second government shutdown during his administration.