Patrice Bergeron scored the game-winning goal with 4:41 left in the second overtime, as the Bruins took a commanding lead on the Penguins with a 2-1 win. David Krejci scored in the first period for the B's, who lead thebest-of-seven set 3-0. The Bruins can close out the series in Game Four on Friday in Boston. Tuukka Rask made 53 saves in the victory. Chris Kunitzscored the lone goal for the Pens. Tomas Vokoun allowed both goals on 40 shots in defeat. Game 4 is Friday Night in Boston