What we learned: Bruins push Leafs to edge in Game 4 win

No sooner had Patrice Bergeron been nominated for a fifth Selke Award Wednesday than the heart-and-soul of the Black and Gold was ruled out of Game 4 with an upper-body injury just minutes before the opening faceoff Thursday.

So much for Bruce Cassidy having his forward lines intact; it was back to his juggling act with Riley Nash moving up once again to center the first line. The Bruins were 9-2-2 in 13 games this season with Nash between Brad Marchand and David Pastrnak. That moved Sean Kuraly up to Nash’s third-line role with Tommy Wingels dressed for fourth-line duty.

Make that 10-2-2 following Thursday’s 3-1 victory in Toronto.

“Obviously you have to make some adjustments,” Cassidy said…