Boston
The Avalanche won for the 10th time in 11 visits to Boston, where they haven’t lost since 1998.
Duchene’s goal 5:30 into the game was the first of three unassisted tallies for Colorado, which shut down Boston in the third period after David Pastrnak scored twice in the second to pull the Bruins within 3-2.
Former Bruin Carl Soderberg added a goal for Colorado in the third and Nathan MacKinnon also scored for the Avs.
Boston, coming off an overtime loss the night before at Washington, ended a streak of six straight games with a point. The Bruins are 4-1-2 in their last seven.
Anton Khudobin had 18 saves for Boston, which fell behind 3-0 for the second straight night. The Bruins rallied on Wednesday with three unanswered goals to force overtime before the Capitals won it 4-3.
Pastrnak’s goals 1:20 apart in the second period briefly revived Boston, but the Bruins didn’t score again despite outshooting Colorado 31-22 for the game.
Calvin Pickard made 29 saves for the Avs.
Colorado led 2-0 after the first, then Mitchell made it 3-0 after forcing a turnover at the Colorado blue line and taking it the other way for a wrist shot that beat Khudobin on the stick side.
It was only the 11th shot of the game for the Avalanche, who took an early lead on Duchene’s goal and went up 2-0 when MacKinnon scored at 12:57.
Pastrnak got Boston on the board with a breakaway goal just after getting out of the penalty box, then struck again on a slap shot from above the circles, the 18th goal of the season for Boston’s 20-year old rising star.
Notes: Pastrnak extended his points streak to five straight games, scoring five goals and getting two assists during the span. … Boston fell to 1-4 this season in the second of back-to-back games.
Sunrise, Fla.
Conor Sheary, Tom Kuhnhackl, Matt Cullen and Carl Hagelin also scored for Pittsburgh. Matt Murray made 28 saves..
Philadelphia
Claude Giroux had two goals and one assist, and Mark Streit, Pierre-Edouard Bellemare and Jakub Voracek also scored for the Flyers. Steve Mason stopped 28 shots to win his sixth straight and improve to 11-8-3.
Tampa, Fla.
New York
Lee’s go-ahead score on a slap shot came after Casey Cizikas won a faceoff in the Blues zone and sent the puck back to Lee, who rifled it past Allen with 7:18 left.
Montreal
Torrey Mitchell scored twice and Phillip Danault, Artturi Lehkonen and Max Pacioretty also had goals for the Canadiens in their return from a five-game trip.
Winnipeg, Manitoba
Jets forward Drew Stafford was in the penalty box for high-sticking when Ryan McDonagh’s point shot through traffic deflected to Hayes, who capitalized for his 11th of the season.
