EDMONTON, Alberta: Edmonton’s boom youngster Connor McDavid scored his fourth goal of the seven-game-old season to help the Oilers beat Detroit 3-1 on Wednesday.

The No. 1 overall pick in the June draft, the 18-year-old McDavid beat Petr Mrazek with a deke on a breakaway to give the Oilers a 2-0 lead at 6:34 of the second period. He also has two assists in his first seven NHL games.

Elsewhere, Philadelphia’s Claude Giroux scored the overtime winner in a 5-4 victory against Boston, Buffalo took a shootout victory against Toronto, and Carolina won in overtime to end a long drought at Colorado.

Edmonton has won three straight after losing its first four games, and also snapped an eight-game losing skid against Detroit.

Teddy Purcell scored 30 seconds after McDavid’s goal, and Mark Letestu scored his first goal for the Oilers on a first-period power play.

Flyers 5, Bruins 4, (OT): In Boston, Claude Giroux scored his second power-play goal of the game at 2:09 of overtime to left Philadelphia past Boston.

Giroux one-timed a shot past Tuukka Rask from the left circle with Ryan Spooner off for hooking.

Philadelphia overcame a two-goal deficit in the third period. Giroux cut it to 4-3 at 7:48, and Wayne Simmonds tied it at 9:36. Pierre-Edouard Bellemare and Sam Gagner also scored for the Flyers.

Chris Kelly, Jimmy Hayes, Brett Connolly and Patrice Bergeron scored for Boston. The Bruins have lost their first four home games this season.

Sabres 2, Maple Leafs 1, (SO): Buffalo, New York, Evander Kane tied it with 4:29 left with his first goal for Buffalo, and Matt Moulson and Tyler Ennis scored in the shootout to beat Toronto.

Kane pushed a wrister past goalie Jonathan Bernier. Buffalo acquired Kane from Winnipeg in February, but he was unable to play until this season after having shoulder surgery.

Chad Johnson made 23 saves to help Buffalo improve to 2-4.

P.A. Parenteau scored for Toronto, and Bernier made 34 saves.

Hurricanes 1, Avalanche 0, (OT): In Denver, Victor Rask scored 1:49 into overtime to end Carolina’s 10-game losing streak in Colorado.

Cam Ward made 26 saves in his first shutout of the season and 23rd of his career.

Colorado’s second group in the extra period got caught on the ice, leading to the goal. Ryan Murphy fed Rask in the slot, and Rask took the puck to the front of the net and beat Semyon Varlamov with a backhander. Varlamov finished with 18 saves.