The Nittany Lions blew the game open in the third period.
The Nittany Lions have little margin for error the rest of the season, but there are paths to the dance.
Four Michigan goals in the third period were too much for Penn State to overcome.
The Nittany Lions honed in on their flaws during a three-week break, and they're reaping the benefits.
Knowles comes to Happy Valley from the same position at Ohio State.
A two-skater breakaway led to an overtime winner for the Nittany Lions.