OKLAHOMA CITY – A man in Oklahoma City said he was attacked for his bologna and cheese sandwich. Police say 24-year-old Roger Hamilton told them he was sitting on a bus station bench Wednesday, about to put mayonnaise on his sandwich, when another man began staring at him.
Hamilton told police that the man then punched him in the mouth and grabbed his sandwich and left.
Police said Hamilton has a swollen lip and his face was covered in blood. The police report listed the value of the sandwich at 76 cents. link

I think he was attacked because he put mayo on a bologna sandwich. Everyone know you use mustard.