David Pastrnak scored twice in a wild third period as the Boston Bruins defeated the visiting Columbus Blue Jackets 4-3 on Saturday night.
David Krejci and Brad Marchand also scored for Boston and goaltender Tuukka Rask made 33 saves, including a sprawling stop of a shot by Cam Atkinson with 14.6 seconds remaining and the Blue Jackets with an extra attacker on the ice after pulling their goalie.
The Bruins took a 3-2 lead in the best-of-seven Eastern Conference semifinal series. Game 6 is scheduled for Monday night in Columbus, Ohio.
Seth Jones, Ryan Dzingel and Dean Kukan scored for Columbus and goalie Sergei Bobrovsky stopped 32 of 36 shots.
The Bruins have won the past two games in the series by a combined score of 8-4. The winner of this series will face the Carolina Hurricanes for the conference title.
Pastrnak scored the winner at 18:32 of the third period, redirecting a pass from Marchand just inside the right post. It capped a flurry of five goals in a span of 7:59.
Krejci opened the scoring 1:39 into the second period, taking a pass from Jake DeBrusk and slipping a wrist shot along the ice and between Bobrovsky's pads.
The score remained 1-0 until the third period.
Marchand scored 4:51 into the final period, converting his own rebound after a spectacular glove save by Bobrovsky.
Jones scored a controversial goal at 10:33. Jones' shot from the right corner went off defenseman Matt Grzelcyk's stick and lodged between Rask's pads and the left post. The play was initially ruled no goal, but Jones was awarded the score after a video review.
The Bruins regained their two-goal edge at 11:16 as Pastrnak put a slap shot inside the left post on a four-on-one breakaway.
Dzingel beat Rask from a sharp angle at 12:07 and Kukan tied the score at 13:58, taking a pass from Artemi Panarin and beating Rask with a slap shot from between the top of the faceoff circles.