CALGARY, Alberta—Brianna Decker and Kendall Coyne Schofield each had a goal and an assist and the nine-time champion United States beat Switzerland 3-0 on Friday night to open the women’s world hockey championship. The tournament began with the Beijing Olympics less than six months away. The world championship was last played in 2019 in Finland, with the United States winning its fifth straight title. The pandemic twice forced the cancellation of the event in Nova Scotia. Grace Zumwinkle also scored for the United States and Alex Cavallini made 10 saves. Andrea Braendli stopped 55 shots for Switzerland. “I thought it was a great game and we’re really excited about the result, but also in how we played as a team” U.S. coach Joel Johnson said. “It just felt really good to get out and play. The Swiss have a great team and played us tough, but it really speaks to …