The stars of the National Hockey League return to the Olympic stage at the upcoming Winter Games after a 12-year absence, reigniting the United States–Canada rivalry and raising sporting expectations at an event that brings back the best players in the world. The men's ice hockey tournament at Milano Cortina is set to be one of the major focal points of the Olympic calendar, driven by the return of NHL players, absent since Sochi 2014, and by the concentration of talent among the leading contenders. The United States and Canada, the sport's historic powerhouses, have assembled squads brimming with stars who compete week in, week out in the best league in the world, restoring to the...