Five NFL players on the verge of greatness

The NFL is full of players that are on the verge of greatness.  Some include Robert Griffin, Stevan Ridley, and Richard Sherman.  Unfortunately, this list can only include 5 players.  So, this slideshow includes players that are not only on the verge of superstardom, but are also performing at a very high level early in their career.None of the players listed are over 24 years old and all are already cementing themselves as stars of their team.  Obviously, there are plenty more players that are on the verge of greatness.  This is just 5 I think are most noteworthy right now.