Jim Rutherford has resigned as general manager of the Pittsburgh Penguins, citing personal reasons.Patrik Allvin, the team’s assistant general manager, has been promoted to interim GM, and the search for a new GM will begin immediately. hockeyIce HockeyNational Hockey LeaguenhlNHL Eastern ConferenceNHL Eastern Conference Metropolitan DivisionPenguinsPennsylvaniaPittsburghPittsburgh Penguins