with first degre murder now, the woman who had helpe heather find the courage t leave her husband supporte their front in death staring down chris jonesnt justice >> prosecutors rejected chris' story that heather had die from an accidental fall. they believed he argued with her those that night, strangle her, and then burned her bod in the woods but the question remains, why? how those friends provided a surprising answer. they were convinced how they'r dramatic weight loss got her killed >> do you think that how they're would still be alive i she hadn't gone through this transformation and bettere herself? >> yes >> yes >> heather's friends and famil said over the course the relationship, chris used heather's weight as a tool t control her. >> at the beginning, he wanted her to be bigger, that he felt like that would be mor attractive to him. then as she got bigger, then h would say to her, nobody els would want her because she was so obese >> when heather finall achieved her unbelievabl transformation, she confided t her friends that chris didn' have the reaction she expected >> she told me, chris wants me to gain the weight back. i