Penn State's pitching was instrumental by only allowing Northwestern to score two runs.
Sanders was released by the Panthers earlier this week.
The Nittany Lions have now lost to the Trojans twice this season.
Two Penn Staters are on the cover after there were none in last year's cover.
The contract is worth $30.75 million with $21.25 million guaranteed.
Fries heads to the Vikings after spending four seasons with the Colts.