Now fully healthy, Adrian Peterson is a big reason the Minnesota Vikings are tied atop the NFC North.
The Tennessee Titans hope Chris Johnson's latest performance is the start of good things to come for them and their star running back.
Looking to continue their surprising start, Peterson and the Vikings can surpass their win total from last season with a third consecutive victory Sunday against the banged-up Titans at the Metrodome.
Minnesota's 3-13 season in 2011 was made worse ...
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