Redskins, Cousins await MRI on foot

At a time when the primary focus for the Redskins is the health of starting quarterback Robert Griffin III, their insurance policy suddenly is in danger of not being available. Kirk Cousins has a sprained foot.  Per Tarik El-Bashir of CSNWashington.com, the injury has been described as mild, and X-rays were negative.  However, the key…