Want to know why the Lions and 49ers are a combined 12-3 and two of the bigger stories in the NFL this season?
Start with their combined plus-23 turnover ratio. The Lions rank No. 1 (plus-13), while the 49ers are No. 2 (plus-10).
Long considered the most important statistic in football, turnover ratio tends to go hand-in-hand with the success or failure a team is experiencing.
Of the top 15 teams in turnover ratio this season, 14 have a winning record.
Guess which one doesn't.
Yep, the Vikings. They're tied for seventh with a plus-4 turnover ratio, but have a 2-6 record.
It's further evidence that benched QB Donovan McNabb was careful with the ball, but didn't make enough plays for it to matter. McNabb had a 1-5 record despite a plus-4 turnover ratio. His replacement, Christian Ponder, is 1-1 with a turnover ratio of even.
Meanwhile ...