DETROIT — Alex Galchenyuk scored at 3:37 of overtime, and the NHL-leading Montreal Canadiens beat the Detroit Red Wings 2-1 on Saturday night.

Brendan Gallagher also scored for Montreal, which improved to 16-4-2. Carey Price stopped 32 shots.

Justin Abdelkader scored for Detroit, and Petr Mrazek made 22 saves.

Galchenyuk finished off a 2-on-1 by one-timing a pass from Alexander Radulov past Mrazek from the bottom of the left circle.

Gallagher tied it at 1 with 8:05 left in the third period when he tipped in a shot by Tomas Plekanec.

Abdelkader got the game’s first goal 3:20 into the third period. He beat Price high on the glove side with a wrist shot from the high slot that deflected off the stick of Canadiens defenseman Greg Pateryn.

Two Red Wings were helped to the dressing room in the second period and neither returned.

Defenseman Brendan Smith got his legs tangled up with Montreal’s Phillip Danault along the boards in the Detroit zone and limped off with 8:01 left.

Forward Tyler Bertuzzi made it off the ice by himself, but on one leg, with 3:13 remaining after a low hit in the corner along the boards from Montreal defenseman Alexei Emelin.

PENGUINS 4, DEVILS 3: Sidney Crosby tied it with 14 seconds left in regulation and Kris Letang scored the only goal of a shootout, lifting Pittsburgh to a win at home.

Crosby pounced on a loose puck and fired it by Keith Kinkaid for his NHL-leading 15th goal as the Penguins bounced back from an ugly 6-2 loss in Minnesota on Friday by rallying past the Devils.

Penguins rookie Jake Guentzel picked up his third goal in six days, and Tom Kuhnhackl earned his first goal of the season. Evgeni Malkin had three assists while extending his point streak to eight games.

Mike Cammalleri scored twice for the Devils.

MAPLE LEAFS 4, CAPITALS 2: Mitch Marner set up a pair of goals, Auston Matthews scored for the second straight game and Toronto beat visiting Washington to end a three-game losing streak.

Marner set up goals from Matt Martin and James van Riemsdyk. Nazem Kadri added his ninth goal of the season.

Nicklas Backstrom and Marcus Johansson scored, and Braden Holtby made 37 saves for Washington.

SENATORS 2, HURRICANES 1: Kyle Turris scored his team-leading 10th goal to help Ottawa win at home.

Turris broke a tie with 3:32 left, beating goalie Cam Ward high to the stick side. The Hurricanes challenged the goal, asserting that it was offside, but it stood after a review.

Dion Phaneuf also scored, and Craig Anderson made 32 saves. The Senators have won three straight to improve to 13-7-1.

PANTHERS 2, BLUE JACKETS 1: Aleksander Barkov scored the winning goal in a shootout, lifting host Florida past Columbus.

Barkov backhanded a puck high over Sergei Bobrovsky for the only goal in the tiebreaker. Florida’s Roberto Luongo stopped all three shots he faced.

Jaromir Jagr scored his 752nd career goal for the Panthers.

BLUES 4, WILD 3: Jaden Schwartz had two goals in the third period, David Perron scored the only goal in a shootout and St. Louis won at home.