narrator: police now believe kaylee sawyer had been murdered. >> police now believed that kaylee sawyerir prime suspect, edwin laura, he was more than 100 miles up the road and desperate. laura kidnapped teenager andrea, and forced her to start driving. he told her he killed a girl in bend. made her look as she scrolled first stories of kayleigh on the phone. how did you not become hysterical? >> i don't know. in my head, i just kept thinking, it will end soon, maybe he'll just leave or maybe he'll just find another car. >> she thought about her friend, which never see them again? was he going to kill her? and then somehow, it occurred to her, her car had an oil leak, if she made him believe it was worse than it was. would he let her go? >> i kept telling him, we're not gonna make it. you need to find another car, somebody else. because i cannot help you. and he kept telling me, we will figure it out. we will just keep adding oil. >> and so they did, stopped at a service station. and then, a mcdonald's. where he held her at gunpoint while he bought food. >> it was the most frustrating f