this is el diamante ranch - it is here where the remains of 31 people were found a month ago. the bodies were dumped in a mass grave just below this house. those who were killed are believed to have been held here after they were kidnapped. only a few of the bodies have been identified. kidnappings have increased dramatically in mexico over the past few years - thousands taken and never seen again. chili's, clothing, candles... more than 22,000 people have disappeared- since the mexican government launched it's war against cartels in 2996 their families left in limbo wondering if the're dead or alive fault lines is here to investigate one of the worst crises of disappearances in latin america and to meet the families searching for answers - and a justice that never seems to arrive. a sign with details of sara cruz's son - jose rodolfo - hangs in front of her house - in case anyone can help her find him. the last time she saw him, it was a tuesday evening. she had just gotten home from work and he asked her if she would take him to a local motorcycle show. jose spent afternoons