Sidney Crosby had two goals and Marc-Andre Fleury stopped 25 shots to help the Pittsburgh Penguins to a 4-1 win over the Chicago Blackhawks.
James Neal and Lee Stempniak also scored for the Penguins, who have won their past two to eclipse the 100-point mark for a sixth time in the past eight season.
Pittsburgh sits comfortably atop the Metropolitan Division, but still trails Boston by nine points for the top spot in the Eastern Conference.
Sheldon Brookbank scored and Corey Crawford stopped 23-of-26 shots for the Blackhawks, who have dropped four of five and are one point behind Colorado for second place in the Central Division.
Chicago also took a blow as center Jonathan Toews left the game in the second period with an upper-body injury, appearing to hurt his left shoulder after being driven into the boards by Brooks Orpik.