Defensive changes for the Wildcats Saturday before their game at Indiana:
Defensive end Tyler Scott is a scratch with a shoulder injury will be replaced by Kevin Watt.
Quentin Williams is starting in place of Vince Browne at the other defensive end, but Browne will play later in the game.
Bryce McNaul is out at the middle linebacker spot with a back injury and is replaced by David Nwabuisi.
In the secondary, safety David Arnold is dinged up and is replaced by Ibraheim Campbell.
Cornerback Demetrius Dugar is out with a possible concussion and is replaced by Jeravin Matthews.