There is nothing small about Polk. Not his size (5'11", 215 pounds), his heart or his playmaking ability. And for those reasons, he will garner plenty of attention at the NFL draft.
While he will probably be a second-round selection, Polk could still be a difference maker on a team needing a power runner who can break tackles and challenge linebackers in the open field. He reminds me of a faster Cedric Benson in the open field and he can catch the ball out of the backfield.
What follows are some of his best plays in college, which have helped define him as a running and scoring threat at the next level.