. >> missy upton's death is a high profile example.ative american women are murdered or go missing at a higher rate. >> women are murdered at rates 10 times higher than the average. >> right this way. >> concerned that it didn't consider the disappearance in face. they turned to the family. >> we went to the push. it fell to them to organise a search party. >> all we did was think about where we'd run, if we had some place to hide. >> and it was volunteers discover missy's body. at the bottom of an embankment. 11 days after going missing. missy died of blunt force injuries. it was the same day she went missing. >> it was sat all around because she died. it's terrible news. if there's a reprieve at all for us, it was the medical examiner when they indicated where she disappeared. >> reporter: the police say the fall in this cliff was what killed her. her death is under investigation. >> right now we have no indication to lead us to believe that missy's death was anything put an accident. >> "america tonight" was told that he was informe