Detroit Catholic Central knocked off Port Huron Northern Thursday night at the Pavalion 4-1.  Brendan Shagena scored the lone goal for the Huskies.  In other action, Marysville blew out St. Clair Shores 6-2, scoring five third period goals.  Jacob Furness, Jordan Horne, and Kyle Hyde all had two goals for the Vikings.  Hyde added three assists.