NFL Power Rankings: Week 8

Let's take our weekly glance at how the NFC North stacks up in ESPN.com's Power Rankings:

1. Green Bay Packers

Trending: It's been wire-to-wire atop the poll so far for the defending Super Bowl champions.

8. Detroit Lions

Trending: Down two after a 23-16 loss to the Atlanta Falcons.

10. Chicago Bears

Trending: Up four after a 24-18 victory over the Tampa Bay Buccaneers.

28. Minnesota Vikings

Trending: No change after a six-point loss to the NFL's top power-ranked team.