This episode includes an exchange in which Fred Carter asks Dan Mathews why he isn't looking for juvenile delinquents, since the shots at cars are initially thought to be vandalism. Dan advises Carter that he'd be surprised how many "middle-aged delinquents" there are. The exchange is something of an "in" joke. The official ZIV writer's guide for this series stated in no uncertain terms that stories about juvenile delinquents would not be accepted and also stated that the storyline needed to make it obvious that any delinquent was an adult.
Vandalism, in which acts of violence erupt suddenly without motive or purpose, poses an endless and dangerous puzzle for law enforcement agencies. But the case of Fred Carter was doubly dangerous; for this man used apparently pointless vandalism to ...