Charles Edward Turner (Pittsburgh Public Safety) The unhinged man accused of tackling and stabbing a 12-year-old boy in the neck at a Pittsburgh McDonald’s allegedly bit another person, used racial slurs and assaulted police officers during and after the attack, according to a criminal complaint.Charles Edward Turner, 51, called police and McDonald’s staff "white N------," and "white devils" as officers and witnesses tried to get him under control following the attack on the child – who was inside the store with family getting food for his diabetic family member at the time, the document states.DOWNLOAD THE FOX 32 NEWS APPOfficers arrived at approximately 2:20 p.m.