to always realize yours. >> david genzler spent six years in prison for the murder of wrestler dusty harlessal. his hopes were raised when dusty's girlfriend, sky flanders, changed her story and now admitted that dusty had been in several previous fights with others while they were out. as both sides prepared for the second trial, they each had very different explanations for how dusty's blood got on genzler's shirt. >> we have a blood spatter interpretation expert look at it from our crime lab. the defense hires a blood spatter interpretation expert to look at it from their end. and not surprising at all, their opinions are opposed. >> the shirt had a large stain on the right front shoulder. since dusty's aorta had been severed, both defense and prosecution experts agreed the blood would have been spurting from the wound in the same cadence as his heart beat. this meant the blood flow wasn't continuous. >> with an aortic wound, the blood doesn't generally spill out. it spurts out or sprays out because of the pressure of the aorta. >> defense experts believe this would have given genzler eno