Baltimore Ravens quarterback Robert Griffin III suffered a thumb injury after he hit his hand on a helmet during Saturday's practice, according to Jamison Hensley of ESPN.
Hensley noted that the veteran signal-caller has already undergone an X-ray, though the results of the test have not been made public.
Jamison HensleyRobert Griffin III was visibly distraught after injuring his thumb and getting an X-ray. He wiped tears from his eyes while his wife sat beside him.
Coach John Harbaugh, per Hensley, does not believe the injury is serious.