Penn State's head coach went for it on 4th-and-4 in his own territory with seven minutes left in a close game.
The Nittany Lions' consistent failure to convert on third down wound up costing them one of the biggest games of the James Franklin era.
The matchup between the two top-10 teams will be televised on FOX.
Ohio State is 6-0, but it has several offensive question marks.
"We're just excited and ready for Saturday."
Fashanu hasn't allowed a sack in his collegiate career.