Jake DeBrusk scored a power-play goal 2:35 into overtime to give the Boston Bruins a 4-3 preseason win against the Philadelphia Flyers at TD Garden.
Chris Wagner tied it 3-3 for the Bruins with 1:46 remaining in the third period.
Jakub Lauko and Brad Marchand also scored for Boston. Tuukka Rask played the first two periods and allowed one goal on 17 shots. Dan Vladar made 14 saves in relief.
Travis Konecny, Carsen Twarynski and Connor Bunnaman (power play) scored for Philadelphia, and Brian Elliott made 18 saves.
Bruins center David Krejci left in the first period with a lower-body injury.
Video: DeBrusk nets OT winner to propel Bruins past Flyers