SPORTSUSA 2, Canada 0, Women's World ChampionshipUnited States forward Kelli Stack reacts after a goal by teammate forward Gigi Marvin during the third period of the 2-0 USA victory in the IIHF Women's World Championship hockey tournament game against Canada, Friday, March 31, 2017, in Plymouth, Mich.Carlos Osorio, APUnited States goalie Nicole Nensley looks skyward after the team defeated Canada 2-0.Carlos Osorio, APUnited States forward Jocelyne Lamoureux-Davidson tries hitting the puck past Canada goalie Shannon Szabados during the first period.Carlos Osorio, APUnited States defender Emily Pfalzer controls the puck during the first period.Carlos Osorio, APUnited States goalie Nicole Nensley stops a shot by Canada forward Natalie Spooner in the first period.Carlos Osorio, APUnited States forward Hannah Brandt waits for the pass ahead of Canada forward Sarah Davis during the first period.Carlos Osorio, APUnited States forward Gigi Marvin is congratulated by teammates after scoring during the third period.Carlos Osorio, APUnited States forward Brianna Decker, left, pumps her fist after scoring during the second period.Carlos Osorio, APUnited States forward Brianna Decker, center, is surrounded by teammates after scoring during the second period.Carlos Osorio, APUnited States forward Amanda Kessel and Canada forward Blayre Turnbull battle for the puck during the third period.Carlos Osorio, APThe United States team surrounds goalie Nicole Nensley after their 2-0 win over Canada in a IIHF Women's World Championship hockey tournament game, Friday night.Carlos Osorio, APThe United States team stands at mid ice as the American flag is raised after their 2-0 win over Canada in a IIHF Women's World Championship hockey tournament game Friday.Carlos Osorio, AP