Open Extended ReactionsWeek 3 brought even more excitement to this NFL season, with special teams getting shining moments during the Sunday slate. But for this week's Power Rankings, we asked our NFL Nation reporters to take a closer look at another unit: the defense. Our power panel of more than 80 writers, editors and TV personalities evaluated how NFL teams stack up against one another, ranking them from 1 to 32. -- Eric WoodyardWeek 3 result: Beat the Broncos 23-20Week 3 ranking: 7Biggest issue on defense: Fourth-down stopsJesse Minter's defense has been among the league's best in many categories. Week 3 result: Lost to the Jaguars 17-10Week 3 ranking: 14Biggest issue on defense: Getting that final stopHouston's defense doesn't have any glaring issues.