Not so fast, said Adrian Peterson.
The league's most explosive running back has single-handedly kept the Minnesota Vikings in the playoff hunt while running roughshod through some of the league's best defenses.
As good as Peterson has been in his miraculous return from a torn ACL and MCL suffered last season, Manning has been equally as impressive for the NFC West champion Denver Broncos.
Let's not forget Brady or Aaron Rodgers—two former MVPs who once again have their teams heading to the playoffs.
With just two weeks left of the regular season, let's power rank the top five candidates for the 2012 NFL MVP Award.