may think it would be a gimme. far from it. they could not enter the evidence about the erm son murder or the movie "deadly run" or that he was the prime suspect in the murders of an elderly couple in north carolina. annie white was part of the team charged with making the case. months earlier, the cops had developed a partial chronology for sheryl dunlap on the saturday she vanished. >> we started receiving calls, we saw her at walmart, saw her here. we started backtracking those to try get the time line. >> the investigators knew that sheryl's morning had include shopng in tal it hass see, cashing a check at a bank and using a library coer to se an e-mail to had her son in the army. they even had a last sighting. witnesses identified sheryl as the woman peacefully reading a book at this popular spot in the national forest.