scratched. that's how the two drops of blood gets on her panties. >> now prosecutor rawlings was more confident he could convince a jury that, far from having consensual sex with karin, ed tried to rape her and killed her in the process, which would explain the semen found under karin's finger nails. >> our view is that the most consistent explanation is she's trying to prevent him from sexually assaulting her. >> so in the dog days of august, eight months after he had withdrawn the murder charges against ed owens, rawlings refiled his murder case. >> need to turn ed owens in. >> i didn't figure they would ever refile charges again. but evidently they want to try it again. >> it was march of 2009. finally the event had arrived, almost 29 years after the murder of karin strom. it was the eve of ed owens' trial in farmington, utah. coco was overcome with emotion. >> god, don't let me fail karin. i loved her so much that i want her to know the monster got you