Forensic examiner Oscar Maynez resigns after Juarez officials order him to plant evidence that would help implicate the two cotton field suspects. The FBI and Mexico’s federal government try to launch their own investigations of the serial murders along the border, but are rebuffed by Juarez officials. After the accused cotton field killers are convicted, doubts persist about their role in the murders, and the identity of the victims. Learn more about your ad choices. Visit megaphone.fm/adchoices