Why Hasn't There Been an Arrest?

Stephen watkins was shot once in the back of the head inside his family's home. Investigators had no physical evidence proving any one person had murdered stephen Watkins, even though he was clearly shot to death inside the skinner home. The case dragged on for months and became the talk of the town with people all over Springfield asking why there hadn't been an arrest made. When investigators finally found out what they were looking at, it helped them get to the bottom of who pilled the trigger that killed Stephenwatkins.