matthew caplan: right. christine to stop by the station. he thought she might have information that could help him find her husband. dennis murphy: and youre having a contentious kind of a relationship now with christine. matthew caplan: right. and i think at that point her willingness to cooperate with me was sort of gone. dennis murphy: caplan got a search warrant for her car and phone, hoping to find clues that might lead him to terry. matthew caplan: interesting enough, we find her cell phone in the glove compartment. and theres a last will and testament right next to it. dennis murphy: a last will and testament in the glove? matthew caplan: yes. its terry whites. i found that to be extraordinarily unusual. dennis murphy: and how old again was it, the document? matthew caplan: three days after we took his dna. dennis murphy: caplan started to wonder if terry would be gone permanently. then a few days later, he caught a break. a sheriffs deputy had happened on a pickup truck at an arizona rest stop more t