The Pittsburgh Penguins beat the Philadelphia Flyers 4-2 in Game Two of the NHL Eastern Conference Finals. Max Talbot scored the go-ahead goal midway through the third period.  Sidney Crosby and Marian Hossa also scored, while Jordan Staal added an empty-net goal in the final minute as Pittsburgh came back to win after twice squandering one-goal leads.  The Penguins lead the series 2-0.  Game three takes place Tuesday night in Philadelphia.