that was missed. perhaps it's this phenomenon when they see or experience something over the internet they don't take it seriously. maybe he didn't really understand that her life was being threatened at that point. but he certainly could have, i guess, called 911 and hopefully they would have intervened. >> okay. her body was and make theed from the waist down. the police say there were no obvious signs of sexual assault. we're also awaiting the cause of death. when the coroner's report comes back what will they find? >> it's very common not to have any physical manifestation of sexual assault. there was sexual intent. maybe he was interrupted. or the sexual activity that he actually engaged in was some kind of not normal sebs.