Penguins defenseman Brian Dumoulin was checked hard by the Flyers' Wayne Simmonds, then Kris Letang was hurt during the ensuing scrum.
Penguins lose two defensemen in same sequence during outdoor game against Flyers
Penguins defenseman Brian Dumoulin was checked hard by the Flyers' Wayne Simmonds, then Kris Letang was hurt during the ensuing scrum.
