Cam Newton and Auburn are certainly the headliners among Tuesday's pro day workouts, but the two other schools putting on showcases for their NFL prospects -- Arkansas and Oklahoma -- have some notable prospects of their own. Here's what scouts will be looking for from the players taking center stage on those campuses.
Which other big-name quarterback is looking to solidify his standing? Which offensive linemen could be headed for position changes? And what do a pair of defensive backs and a running back have to prove on Tuesday? Become an ESPN Insider to find out.