 Which best summarizes this story?
Now I want answers, not questions! In a back room Tremaine said, "To everybody but you this is just a visit to the old home town. Tremaine covered the discovery of the powerful unidentified interference on the high-security hyperwave band, the discovery that each transmission produced not one but a pattern of "fixes" on the point of origin. It showed a set of concentric circles, overlapped by a similar group of rings. "The point is this, Jess: we think we've got it narrowed down to this section. I used to think she was some kind of princess...."
 An investigator travels to his hometown to locate a transmitter with an unknown use.
 A private investigator tries to find a transmitter which allows him to save his hometown from certain danger.  An investigator travels to his hometown to find conflict between the transmitter-using youth and the local and state police forces.  An investigator travels to his hometown to locate a transmitter with an unknown use.  A man seeks justice for a town plagued by a harmful transmitter.