Minnesota Vikings running back Adrian Peterson, left, runs from Green Bay Packers cornerback Tramon Williams during the first half of an NFL football game Sunday, Dec. 30, 2012, in Minn

 

              Minnesota Vikings running back Adrian Peterson, left, runs from Green Bay Packers cornerback Tramon Williams during the first half of an NFL football game Sunday, Dec. 30, 2012, in Minn
Minnesota Vikings running back Adrian Peterson, left, runs from Green Bay Packers cornerback Tramon Williams during the first half of an NFL football game Sunday, Dec. 30, 2012, in Minneapolis. (AP Photo/Genevieve Ross)