NFL Power Rankings Week 1: Defending Champs Start at Top

With the start of the 2015 NFL season upon us, here are the NFL power rankings for week one, featuring a top ten start for the Detroit Lions.

Sep 3, 2015; Nashville, TN, USA; Tennessee Titans quarterback Marcus Mariota (8) passes against the Minnesota Vikings during the first half at Nissan Stadium. Mandatory Credit:

Jim Brown

-USA TODAY Sports

Week 1 NFL Power Rankings: 26-32

Next: NFL Power Rankings 21-25