Power rankings: Falcons leave no doubt at No. 1

1. Atlanta Falcons: Only unbeaten team left, but plenty to work on after another close call. 2. New York Giants: Had the best win of the week — didn't let 49ers into the red zone. 3. Houston Texans: Played worst all-around game in their biggest test on a national stage. 4. Chicago Bears: How to win a bye week: Bears in first in NFC North by not playing. 5. San Francisco 49ers: Concerning to see team fall flat twice already this season. 6. Baltimore Ravens: Have to wonder if this is the end of Ray Lewis' Hall-of-Fame career. 7. ...