Dallas extended its lead atop the NHL Central Division to nine points by beating Nashville 5-1 on Thursday, helped by rookie Mattias Janmark scoring his sixth December goal to break a tie late in the second period.
Auston Matthews had a goal and an assist to lead the United States to a 4-1 victory over Denmark on Thursday in the world junior hockey championship.
Since the NHL first experimented with outdoor games more than a decade ago, the Winter Classic has grown into a festival of fresh air hockey that this year included for the first time a professional women's game.
Aleksander Barkov had two goals and Jaromir Jagr scored the 733rd of his career to lead the Florida Panthers past the Montreal Canadiens 3-1 on Tuesday night for their seventh straight victory.
Dallas goaltender Kari Lehtonen made 22 saves in his 33rd career shutout, leading the Stars to a 3-0 win against St. Louis on Sunday, stretching their lead over the Blues atop the NHL Central Division to nine points.
Braden Holtby stopped 29 shots, Jason Chimera had a goal and an assist and the Washington Capitals beat the struggling Montreal Canadiens 3-1 Saturday night for their seventh straight victory.
Louis Belpedio and Auston Matthews scored in a 41-second span late in the third period to give the United States a 4-2 victory over Canada 4-2 on Saturday in their first round-robin game in the world junior hockey championship.
Dallas goes into the NHL's Christmas break with the overall best record after beating reigning Stanley Cup champion Chicago 4-0 on Tuesday, with Patrick Sharp contributing a goal and an assist in his first regular-season game against his former team.
Dallas' Jamie Benn had two goals and an assist to lead the Stars to a 6-2 win against Montreal in Saturday's clash of two NHL divisional leaders.
Frank Vatrano scored three goals for his first career hat trick and Patrice Bergeron scored twice as the Boston Bruins beat the Pittsburgh Penguins 6-2 Friday night to sweep the teams' home-and-away series.