eastburn's bed. it's not tim hennis.here's a pubic hair where the rape took place. >> what is male dna doing under mrs. eastburn's fingernails that's not tim's. there is male dna under the daughter's fingernail and it's not tim's. >> the prosecution and defense agreed on that. nothing else came back to timothy hennis. underneath the fingernails that's not timothy hennis' but what is is that vaginal swab. >> to me male dna evidence under a fingernail of a woman who's raped is pretty damaging evidence. who is it? >> the fingernail scrapings weren't enough for a full dna profile. so the defense asked to test all the crime scene evidence that might point to a different perpetrator including a blood soaked towel. >> now whoever had sex with her, you can't argue whoever cleaned up the blood didn't have something to do with it. let's find out what happened. >> in the military if you need a test done you have to ask the judge to make the army do it for you. >> the judge though denied the defense's request to test other items. >>

they found a head hair in miss eastburn's head. they found a head hair on kara's chest, found a pubic hair at the scene of the rain. they found finger prints all over the house. they had bloody footprints. they had a semen sample. they were certain that physical evidence would lead them to who ever killed this family. >> after walking through the house, gar eastburn also appropriate vieded a tantalizing lead. >> they were going to move off to england, when captain eastburn got done with training in alabama. the family had decided to sell their dog. so they put an ad out. in their local fort bragg bee. and katie wrote a letter saying a nice man came out tuesday night about the dog. we had no idea who've it was. but any body in and out of the house we wanted to talk to. >> outside the crime scene, some one approached investigators with critical information from the night of the murders. >> there was a young black male had come. coming from his girl friend any house. thursday night about 2:00 in the morning. he saw a big white dude wa

eastburn said, no, he read this wrong, i'm just a friendly person. with that temper of his, he lost it. >> billy richardson showed the lack of evidence to the jury but the prosecutors argued the absence of blood on his jacket was the guilt. >> there was no blood because he took the jacket to the dry-cleaners. >> the jacket was a damning piece of evidence. >> richardson also undercut eyewitness pat cone who id'd hennis leaving the home. they videotaped pat cone during the tour of the crime scene. >> when you start listening to his story he's all over the place. >> bought my girlfriend some roses. >> you bought her some rose on sunday? >> no, it wasn't roses candy. candy. not roses. >> we started asking are you sure about this? he said, now i'm out here looking at it, you're right, i probably couldn't see all this. >> no, no, no, no, no, i can't say that. >> on the witness stand cone cast aside any doubts. >> cone said these lawyers have been tricking me, they've been pressuring me. i know i picked out the right guy. >> finally prosecutors presented a

. >> but on summer hill road something seemed amiss at the home of the eastburn family. >> neighbor noticedn their driveway were piling up. he knew that her husband was out of town, so that naturally raises curiosity. he went and peeped in the window and heard the baby crying. and then he called the authorities. >> i received a call from the dispatch of homicide on summer hill road. when i got there there was one deputy who had been in the building. he was kind of holding his hat down and shaking his head