Let's take a look at ESPN.com's Week 2 Power Rankings from an NFC North perspective:

5. Green Bay Packers
Trending: Down four spots after Sunday's 30-22 loss to the San Francisco 49ers.
Comment: The Packers saw their year-long run atop the Power Rankings end with their first season-opening loss in six years. But fair is fair: The loss came to a 49ers team now ranked No. 2 overall.

8. Chicago Bears
Trending: Up one after a 41-21 victory over the Indianapolis Colts.
Comment: The Bears could make a big move with a victory Thursday night at Lambeau Field.

13. Detroit Lions
Trending: Down one after needing a last-second touchdown to defeat the St. Louis Rams at home, 27-23.
Comment: The Lions will have a tough time rising in Week 2. They play at the 49ers on Sunday night.

28. Minnesota Vikings
Trending: Up two after a 26-23 overtime victory over the Jacksonville Jaguars.
Comment: Small moves, Ellie. Small moves.