Former Cardinals kicker Phil Dawson retires Grace expects Greinke trade to have emotional impact Top Stories Derrick Hall satisfied with D-backs’ buying and selling As for the best cornerback debate with Richard Sherman, the Seattle Seahawks standout came in at No. 6 on PFF’s latest list.Sherman’s claim that Peterson “gives up too many touchdowns” does seem to be confirmed by PFF — at least for 2013 — which said he allowed seven TDs, tied for third-most in the league.Former Cardinals linebacker Karlos Dansby came in one spot behind Peterson at No. 59, while then-rookie Tyrann Mathieu put together a campaign that was good enough for 84th on the list.The highest-rated Cardinal was defensive end Calais Campbell, who came in 19th. No Cardinals offensive players made the cut.Houston Texans defensive end J.J. Watt placed No. 1 on the PFF list.