Marie-Philip Poulin capped a three-goal run by scoring on a penalty shot with 2:35 left in the second period and Canada upended the defending Olympic champion United States 4-2 to claim the women’s hockey tournament’s top seed entering the playoff round.

It’s time for the United States vs.

Hilary Knight scored two first-period goals, Alex Cavallini stopped 12 shots, and the United States routed Switzerland 8-0 at the Beijing Olympics in its final tune-up before facing arch-rival Canada.