dormant since 1971. now back to dateline. now back to da >> welcome back to dateline. i'm natalie morales. police discovered that kimberly roush and her on again off again boyfriend keith reed were going through a rough patch around the time he was shot dead. detectives had their eye uncomfortably, but they were about to hear from another woman in keith's life who would change the course of the investigation. once again, here's dennis murphy with "at close range". >> of the many details concerning the homicide of well liked superintendent keith reed, perhaps none was more preprint perplexing than the murder man cell phone. why was the phone company reporting its location as harrisburg, pennsylvania. four hour southeast of the crime scene. >> i thought maybe it was a mistake. you know? no one knew of anyone that he would know in harrisburg. >> and the hours after keith's body was found, relatives