medical examiner described darlie's winds as superficial and potentially self-inflicted. >> they didn't go deep. just a straight slice across this way, that's why we call them superficial wounds. if there was a killer, he would have stabbed darlie routier multiple times through the chest like the boys and she would be dead. >> they also focused on blood spatter from the two boys found on the back of her night shirt. >> our expert was able to demonstrate how that happens, if you're kneeling over someone and stabbing them. just showed you come up and when it comes up is when the cast off happens. but obviously that's the manner that had to be stabbed. >> and stabbed and stabbed and stabbed and stabbed. that remained in that jury's mind. >> for darlie's defense, doug mulder called two doctors, one who said darlie was suffering from traumatic amnesia, and another who felt darlie's wounds had had not been self-inflicted. mulder also focused on the 911