The Vikings do allow 4.3 yards per carry .
The Seahawks have received a big boost from rookie RB Thomas Rawls , who hits the hole quickly and finishes runs - even if they 're for modest yards .
The Vikings do allow 4.3 yards per carry and the Seahawks have received a big boost from rookie RB Thomas Rawls , who hits the hole quickly and finishes runs - even if they 're for modest yards .