Pro Football Focus believes Dan Williams is a secret superstar. Maybe you should too.

To put it bluntly, the guy is a player when it comes to stopping the run. He may lack the serious pass rushing skills needed to be on the field during obvious passing downs, but those skills may develop later.

Below is the full article link.

http://www.profootballfocus.com/blog/2011/03/12/secret-superstar-dan-williams-arizona-cardinals/

If the Cardinals draft a pass rusher like Robert Quinn or Von Miller. Watch out for that "D"!