The depth at running back at USC is razor thin.
Just two scholarship backs - Curtis McNeal and D.J. Morgan - suited up on Tuesday, while redshirt freshman Buck Allen continued to nurse a hamstring.
With some time to think about the situation during spring break, head coach Lane Kiffin decided to give sophomore linebacker Tre Madden a look with the tailbacks.
"He's an aggressive player but he gives you a big guy that can run really fast," Kiffin said. "That's unusual to find. His testing doesn't happen very much. It doesn't mean that he can play running back but we'll see and if it works out then we got ourselves something that we don't have right now. If it doesn't, we'll go back."
Madden, who starred at linebacker for the legendary Bob Johnson at Mission Viejo High School, gave the opposition fits on the other side of the ball as the Diablos' Wildcat quarterback.
Carrying the ball on Tuesday reminded Madden of his hi...