the tire impressions. worried that she d have to explain why the moving van was parked at her house for an extended period, she parked it at the supermarket and walked home with her dog. on sunday night, she returned to the supermarket, bought trash bags and muriatic acid and identified herself by using her discount card to save 34 cents. that night, she cleaned the truck, doused david s body with gasoline, set it on fire, then exchanged vehicles again and returned home. once in custody, tracey was found to have linear bruises on her thighs at exactly the height the hand truck would have hit her body.
at david nixon s autopsy, the medical examiner discovered that david had been shot with a small-caliber bullet, and tests showed his body had been soaked with gasoline before the fire. despite the damage, the medical examiner was able to analyze undamaged tissue to estimate when david was shot. i was able to estimate that, at room temperature, the body was probably deceased for 36 to 48 hours prior to the body being discovered. since david s body was discovered sunday night past midnight, he was probably killed either late thursday night or early friday morning. david s murder bore striking similarities to another unsolved murder that occurred just four months earlier. it literally happened across the street. the victim, a 22-year-old prostitute named janet dolan, was killed with a single gunshot
when police interviewed david nixon s live-in girlfriend, tracey frame, she claimed david was headed to las vegas on the night he disappeared. tracey also revealed she didn t have an alibi for the night david was murdered. she said she was at home alone. we, as a family, didn t really know much of anything. he didn t bring her up. i never spoke to her on the phone. she was a mystery to all of us really. a background check revealed the two had an interesting past. the couple met at a lake party shortly after david s second wife left him. tracey was a successful accountant with no children. shortly after they got together, david bought two matching cars, a black lexus for tracey, a white one for him. and because he owed back taxes to the irs, david decided to place his house in tracey s
david s white lexus abandoned in a supermarket parking lot within walking distance of their house. there was no blood or sign of violence in the car, but something immediately caught investigators attention. one of the first things investigators notice is that the seat is pushed up toward the steering wheel, which would indicate that a much smaller person had been in it last and not a big man like david nixon. investigators hope the store s security cameras might shed some light on who left david s car in the lot.
and they said that you ll have to move it. well, we don t have a vehicle, so david d done it a lot. next, police analyze the security video of the supermarket parking lot where they found david s car. at 1:47 p.m., just 37 minutes before david s burned body was found, a woman got out of david s white lexus, walked to a black lexus and drove away. you kind of look and go, you know, that looks like tracey, especially when she got in the black car. you re thinking, man. four hours earlier, the black lexus drove into the lot. the same woman got out, walked across the lot to a rental truck and drove away. tape showed that the previous afternoon, this same woman had parked the rental truck in the lot, then left on foot with a large black dog.