Penguins know they need to play better from behind » Evgeni Malkin, Jussi Jokinen, James Neal, Pascal Dupuis

The Penguins have one goal this series entering Game 3. (AP)

The Penguins have one goal this series entering Game 3. (AP)

Pittsburgh Penguins’ Jussi Jokinen, left, Evgeni Malkin (71), and James Neal (18) sit on the bench as teammate Pascal Dupuis (9) waits for play to resume on the ice during the third period of Game 2 of the NHL hockey Stanley Cup Eastern Conference finals against the Boston Bruins in Pittsburgh Monday, June 3, 2013. The Bruins won 6-1. (AP Photo/Gene J. Puskar)