the caller was meredith fisher. she had just discovered on the floor of the master bedroom, the savagely beaten body of her elder sister 29-year-old michelle young, a woman who in death was about to be famous. >> reporter: as she spoke, meredith was cradling her niece, cassidy the who crawled out from under the bed clothes on her parents' bed, feet from where her mother lay. cassidy's voice chattering to her aunt. was caught on the phone call. had cassidy witnessed the murder awakened alone to find this? >> you just picture a small child walking around in this blood and tracking it across the hallway over into the bathroom. >> reporter: by now, wake county investigators were descending on the house. having secured the crime scene, earp's job was done. but on his way out he saw cassidy again. she was still in her pink pajamas, still in meredith's arms. he asked meredith a question? >> i looked over the child. i asked her did you clean the child? her response was no. i thought it was kind of odd. because i was expecti

i was well aware. >> reporter: meredith fisher michelle's sister lived near the couple.d was cassidy's nanny. as the young's fights intensified she took on the role of marriage counselor too. >> what would you say were the main issues? >> michelle's main issues were jason being more responsible, understanding her more and, and his main concern was their lack of sex life. >> prosecutors called friend to the stand to pant a picture of a marriage that was unraveling. out loud and in public. >> jason made it very well known that you know he was upset about the lack of sex in the relationship. >> reporter: and at parties, said fiona childs jays on's x rated tricks were famously over the top. >> i never observed it myself. i would just hear about it. and you now he was expose himself and do what he thought was these funny tricks. and i was always just rather embarrassed for michelle. >> he never settled down. it was as if he was still living the single life that he never bought into the marriage. what that what all that meant. >> reporter: in october 2006 when michelle was 4 m