Penguins prospect John Marino sits on roster bubble with one preseason game left
John Marino Signs NHL Contract With Pittsburgh Penguins - Harvard University
Penguins betting big on rookie John Marino with 6-year, $26.4M US extension
Could Pittsburgh Penguins' John Marino Be Their Next No.1 Defenseman?
Shocking Trade: Penguins send John Marino to New Jersey for Ty Smith - PensBurgh
Pensburgh Top 25 Under 25: #4 - Ty Smith - PensBurgh
Penguins sign prospect defenseman John Marino - PensBurgh
MARINO SHOWS HE'S PRO-READY AT PROSPECTS CHALLENGE
Penguins: John Marino is getting overlooked for the Calder Trophy