The NCAA is closing the loophole used by Oregon to shave time off the game clock at the end of Saturday's win over Ohio State, when the Ducks intentionally used 12 players on defense.

Late in the game with 10 seconds left, Ohio State was at third-and-25 at Oregon’s 43-yard line and eyeing field goal range. After Oregon called a timeout, it sent 12 defenders on the field. Buckeyes quarterback Will Howard thew an incomplete pass, four seconds came off the clock and the Ducks were penalized for an illegal substitution.

The NCAA football rules committee issued guidance Wednesday to close a loophole that allowed second-ranked Oregon to exploit an illegal substitution penalty late in its victory over Ohio State to