McGroarty Still Has More to Prove in Pittsburgh

Rutger McGroarty is back in the conversation, and the message from Pittsburgh is that potential only goes so far before the league starts asking for receipts. The Penguins are in that familiar spot where young talent gets a long look, but nobody is handing out permanent trust on reputation alone. McGroarty has tools, yet the kind of details coaches obsess over are what separate a promising player from one who actually sticks.