Redskins' Griffin gets medical OK to return from concussion
![Redskins' Griffin gets medical OK to return from concussion](http://bloximages.chicago2.vip.townnews.com/bismarcktribune.com/content/tncms/assets/v3/editorial/3/60/36006e9a-c97b-584f-b1cf-6560bbbebb08/55eef801144c0.image.jpg?resize=300%2C227)
ASHBURN, Va. (AP) — Washington quarterback Robert Griffin III has received medical clearance to return from a concussion he sustained just over three weeks ago and is probable for Sunday's sea…