With four days until Minnesota hosts Green Bay in its season opener, Vikings running back Dalvin Cook has yet to sign a new deal and is set to play out the fourth year of his rookie contract that would earn him $1.33 million this season.With four days until Minnesota hosts Green Bay in its season opener, Vikings running back Dalvin Cook has yet to sign a new deal and is set to play out the fourth year of his rookie contract that would earn him $1.33 million this season.