expert filled them in about some internet searches he'd found on sirius' device. >> sirius had opened every news article that had to do with the homicide. >> reporter: interesting because earlier in the day he claimed he didn't know brandy was murdered. question was sirius the gunman in brandy's driveway? he seemed to be no more than a casual friend of josh's from the gym, but when the i.t. guys cracked josh daniels' phone use history it told a different story. >> what had he deleted? >> a lot of text messages. >> to whom? >> sirius underwood. sirius underwood was, by far, the one he was in contact the most. >> what's your thinking? >> when we first talked to josh, he never mentioned sirius underwood. why would they be lying to us about that? >> reporter: why indeed? the story told by the phones the concealed relationship fed a growing theory of the crime that they were looking at a long distance killing between ohio and alaska. if that was their case, then technology was going to be as valuable to them as dna or bloody fingerprints. the first big question -- did the killer, assuming he was a man, have a phone on him when he