Shanahan says RG3 “better” at practice, “more comfortable”

Redskins coach Mike Shanahan, allowing a little optimism, said quarterback Robert Griffin III did “better” at practice Thursday on his sprained right knee. “You could see he was more comfortable,” Shanahan said, via Stephen Whyno of the Washington Times. “He was improved over yesterday.” Asked if he needed to see Griffin at full strength, Shanahan…