The Canadian and Swedish men's curling teams had a heated moment at the Olympics on Friday, as Sweden accused Canada of cheating.

MILAN — The head coaches for the Canadian and Swedish men’s hockey teams broke new Olympic ground Monday when they closed their practices to the media, hiding their systems work and line combinations from prying eyes ready to send that information back home to nations full of fans obsessing over every last detail they can get on their teams.

Only four teams remain in the Olympic women’s hockey tournament, as the semifinals are set for Monday, Feb. 16. The United States, Sweden, Canada and Switzerlan