Patrick Peterson's impact in Arizona
The former LSU corner and top-five draft pick could make Cardinals' secondary elite
In attempting to implement a turnaround for a defense that allowed the third most points and fourth most yards in the league last season, Arizona head coach Ken Whisenhunt may have borrowed a page from Bill Walsh's defense-building playbook. And in the process, he may have reshaped a porous defensive unit into an elite one almost overnight.
To read more of KC Joyner's analysis of Patrick Peterson and the Arizona Cardinals defense, become an ESPN Insider.
The NFL on ESPN.com
WEEK 1 PICKS
MORE NFL COVERAGE
2011 NFL PREVIEW
JOHN CLAYTON QB RANKINGS
- Nick Wagoner retweeted