and what appeared to be that straight cut on his neck was due to animal activity. suspicious of the investigation, the family had already hired an independent pathologist who made a very different finding after examining the body herself. >> i have a high index of suspicion that this is a homicide. >> reporter: dr. leanne grossmann says that contrary to the autopsy, alfred did appear to have severe trauma to the neck and head. his missing ear and teeth evidence. and it seemed his throws had been slashed. >> having seen alfred's body, i know that that's not the case. i know that drugs don't cause that type of severe trauma. >> reporter: the medical examiner would not talk to us. the texas rangers acknowledged the high level of mistrust in the community and said the autopsy is only one part of an active investigation. so why is it that so many things don't add up? the wright family believes the sheriff and his deputies may know more than they're saying. >> they was defining their story. >> before the investigation had even --