The Pittsburgh Penguins won the Battle of Pennsylvania.
An 8-5 win over the Philadelphia Flyers on Sunday sealed the victory for the Penguins, who took the series in six games.
The Flyers held a 4-3 lead in the second period before Pittsburgh forward Jake Guentzel scored late in the frame. He added three straight goals in the closing period.
The Penguins will face either the Washington Capitals or Columbus Blue Jackets in the second round.