Sieg is the No. 5-ranked player in the Keystone State and is the No. 17-ranked safety in the nation.
James Franklin said Monday that Allar and Dennis-Sutton would be game-time decisions.
The biggest game of the season is finally here.
Jimmy Snuggerud's two goals doomed the Nittany Lions.
Mieke Schiemann's 89th-minute heroics propelled the Nittany Lions to the Big Ten Tournament quarterfinals.
This was the Nittany Lions' 12th straight win in Big Ten play.