Olympics: US curlers upset Canada in semifinals

United States' skip John Shuster reacts after defeating Canada during the men's curling semi-final match at the 2018 Winter Olympics in Gangneung, South Korea, Thursday, Feb. 22, 2018. United States won. (AP Photo/Aaron Favila)

GANGNEUNG, South Korea — John Shuster and his U.S. team will play for a gold medal against Sweden after a 5-3 semifinal upset over Canada, a country that has struggled at the Pyeongchang Olympics despite dominating the world of curling for years.