and a friend in atlanta said, butch hinton's house is on fire. nvestigators determined the fire was deliberately set. and when hinton filed an insurance claim on the house, that led to his arrest for fraud. he was convicted and sentenced to nine years in prison. it was great to have him off the streets, but that just left shannon's family, shannon's friends just wondering, well, what happened to shannon? where is shannon? dennis murphy: with hinton now behind bars, shannon's loved ones worried they might never have an answer. but investigators were about to dig deeper. craig melvin: coming up, from hundreds of miles north, a critical clue in the form of a bone-chilling tale. he asked me to clasp my hands together and tied my hands behind my back. what's going on here? i'm not registering that it's a problem until i feel the cold blade against my neck. and he says, if you don't cooperate, i'm going to use it on you. craig melvin: when "dateline" continues. upset stomach iberogast indigestion iberogast bloating iberogast thanks to a unique combinati