Pittsburgh Steelers fan Zack Heddinger is suffering from brain damage and blindness. Why this is pertinent on the Chicago scale is unfortunate, as Heddinger says the effects are the result of having been poisoned by Bears fans at a local bar following a 17-14 Bears victory over the Steelers in September. The Pittsburgh Channel reports that Heddinger, 46, has "basically been blind for two months," following the incident. more ›