NFL games are decided by many factors. Schemes, turnovers, injuries, whenever the referees decide to call a holding penalty, and who knows when that will happen.
But most of all, they are decided by players and matchups.
Is this receiver just too tall for that corner? Is that tackle too slow in his back pedal for that blitzer? Is Michael Vick going to take over and leave a defense hopeless?
Here are ten matchups that will have the most impact this Sunday.