Two-thirds of the way through Sunday’s World Championships pursuit, Alex Harvey was taking a page out of Johan Olsson’s book. Harvey, the 22-year-old Canadian, had launched a surprise, solo attack reminiscent of the move made by Olsson, a Swede, in the same race at the Vancouver Olympics last year. The Swedes took two medals in that event, with Olsson getting bronze. And for a while, it looked like the Canadians were on their way to...