An irate customer who threw a cup of scalding coffee at a McDonald’s employee at a location in Saginaw, Michigan, was so well-known in her community that police received over 100 tips identifying her shortly after they posted footage of the attack. Video filmed by eyewitness Tara Martus shows part of a lengthy exchange between the customer and the employee. In the video, the woman says she has been at the McDonald’s for an hour and argues with the employee, who explains that her breakfast order