Week Four power rankings

1. Seattle Seahawks (No. 1 last week; 2-1):  Richard Sherman is even better than the bye. 2. Cincinnati Bengals (No. 2; 3-0):  Winning at Foxboro on Sunday night will no longer be viewed as an upset. 3. Denver Broncos (No. 3; 2-1):  The team they need to be most worried about in the AFC resides…