MONTREAL — The NHL-leading Anaheim Ducks won 2-1 at Montreal on Thursday, with the Canadiens’ defeat compounded by the loss of top scorer Max Pacioretty to injury.
The Ducks opened a four-point lead in the Western Conference and maintained a nine-point gap atop the Pacific Division.
Elsewhere, Pittsburgh scored the sole goal in overtime to beat Colorado, Los Angeles rallied for a home win over St. Louis, and Washington ended Columbus’ seven-game winning streak.
Anaheim’s Matt Beleskey scored the tiebreaking goal in the third period, while Hampus Lindholm also scored.
David Desharnais scored for Montreal, which lost Pacioretty in the third period after taking a late hit into the boards from Anaheim’s Clayton Stoner. Pacioretty spent several seconds on his knees before being helped to the dressing room.
Pittsburgh’s Blake Comeau scored 2:24 into overtime to give the Penguins a 1-0 victory over Colorado.
Marc-Andre Fleury stopped 29 shots, registering his sixth shutout of the season just hours after being cleared of the mumps.
Sidney Crosby returned after missing three games with the same condition.
The Avalanche lost for the sixth time in seven games.
Los Angeles’ Jake Muzzin scored the tiebreaking power-play goal with 11:02 to play, and the Kings went on to beat St. Louis 6-4.
Anze Kopitar and Jeff Carter each had a goal and three assists for the defending Stanley Cup champions.
Kopitar matched his career high with four points, and Dwight King scored from the red line with 7:54 left on a bizarre bounce over St. Louis goaltender Martin Brodeur to cap a rough night for the NHL’s career victories leader in his third start for the Blues.
Washington’s Eric Fehr scored 42 seconds into overtime to give the Capitals a 5-4 win against Columbus and their seventh straight game with at least a point.
Joel Ward, Jason Chimera, Karl Alzner and Troy Brouwer also scored for the Capitals.
Nick Foligno had two goals and an assist, Michael Chaput scored his first NHL goal, and Jack Johnson also tallied for the Blue Jackets, who fell one short of tying the team’s longest winning streak.
It was the fifth successive Columbus game to go into overtime.
Florida’s Dave Bolland scored the winning goal in the shootout as the Panthers beat Philadelphia 2-1.
Eastern Conference-worst Carolina broke a six-game losing skid with a 4-1 win over previously surging Toronto.
San Jose’s Matt Tennyson and Barclay Goodrow scored within 34 seconds of each other midway through the third period to lift the Sharks over Edmonton 4-3.