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>> reporter: because, by then, tanya was a cop herself, who knew a little something about suspicious behavior. >> did i think he was going to answer that phone? no, and let me tell you, i tried that phone number numerous times. and after about a month of calling it repeatedly, the phone number was disconnected. >> reporter: she didnt get anywhere. no. but sometimes, maybe, with a little help from curious prosecutor, you get a do-over. >> so, as the years went by, you thought about it? >> oh, yes...