BOSTON — Tim Thomas stopped 33 shots after allowing another early goal, and Brad Marchand scored the game-winner to lead Boston to a 3-1 victory over the Tampa Bay Lightning on Monday night and put the Bruins one win away from the Stanley Cup finals.

BOSTON — Tim Thomas stopped 33 shots after allowing another early goal, and Brad Marchand scored the game-winner to lead Boston to a 3-1 victory over the Tampa Bay Lightning on Monday night and put the Bruins one win away from the Stanley Cup finals.

The victory gave Boston a 3-2 lead in the best-of-seven Eastern Conference finals, with a chance to clinch Wednesday night in Tampa Bay.