Change at the top? Not this week. The Texans, thanks to a defense-driven rout of Tennessee, became the first No. 1 to hold serve in 2012. Even though the Falcons needed late-game heroics to beat Carolina at home, our voters (ESPN.com's John Clayton, ESPN.com's Ashley Fox, NFC East blogger Dan Graziano, AFC North blogger Jamison Hensley and NFC West blogger Mike Sando) saw enough to keep Matt Ryan and Co. at No. 2...
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