the state called linda miller to testify.ounted how tom borrowed her phone and then deleted the number he'd dialed, never dreaming she'd do her own detective work. >> you really connected the dots. to get the police to this moment. >> yeah. >> she did good. >> if you can call it good. >> reporter: finally, the prosecutor said he knew why tom wanted his wife dead. he called kelley's niece mollie to the stand. >> he just told me a lot of stuff about their relationship. >> reporter: molly told the jury about the summer she worked for her uncle tom. she said he talked a lot about his marriage. >> that he wasn't in love with her anymore, that kelley was very lazy. and he told me about him trying to sleep with other women and that he was sleeping with other women. and he told me that he also was getting close to a divorce. he just wanted to be done. >> reporter: the prosecutor told the jury this was tom's motive. he wanted to get rid of his wife but keep everything else. >> i think he was concerned that his wife, if they went throu