Abdul Carter exited Penn State’s quarterfinal victory and didn’t return to action after suffering a left arm/shoulder injury, raising questions around whether Penn State’s star defensive end would be ready to go this week.

Penn State defensive end Abdul Carter's return from an arm injury in the College Football Playoff semifinal isn't guaranteed, but head coach James

Carter, the Big Ten’s reigning defensive player of the year, exited the Fiesta Bowl in the first half with an apparent left shoulder injury.