College football is in full swing and each week a new group of NFL prospects will have a unique challenge. Here are the players to watch in Week 4.
Kyren Williams, Running Back, Notre Dame v. Wisconsin (12 PM ET on Fox)
Kyren Williams is the engine of the Notre Dame offense. He is a hard runner who gets fed the ball a ton every game. Wisconsin is not only the best opponent Notre Dame has faced this season, but fields one of the better defensive lines in college football.