I think predominately Hong Kong.
Seattle is the epicentre in the area with so many tech ties. Anyone visiting Washington from B.C. is now required to stay away from school and work for 14 days upon returning to the province, but I don’t think that in the end that is going to serve to hold.
New B.C. cases today included 3 hospital workers at a single hospital and another long-term care facility.
Toronto and the GTA have about 40% of the Canadian total. There are only a couple unexplained, but that can mushroom quickly.
And B.C. and Ontario are running low on Swabs—or so the story goes—and are going to be cutting back on testing of people who have enough things that point to them having it. This will slow the increase of official figures, but points to things getting out of hand.
Compare and contrast the press treatment of Trudeau vs that of Trump.
Many health care workers in B.C. are contract workers, covering multiple institutions in the course of a month. It won't take long for the virus to spread far and wide.