A weekly examination of the 49ers' ESPN.com Power Ranking:Preseason ranking: 3 | Last Week: 1 | ESPN.com Power Ranking since 2002How many teams can lose by 26 points and still be ranked No. 3 in the NFL? That's the good news. It's also a sign of respect and a nice reminder that the end of the season is a ways off after a Week 2 stumble.The bad news is the San Francisco 49ers are clearly behind the Seattle Seahawks at this point. The Seahawks are now ranked No.