In this episode Tim Pilleri and Lance Reenstierna chat with Laura Riste about the disappearance of Trenny Gibson. Trenny disappeared from Knoxville, Tennessee on a field trip to Great Smoky Mountains National Park on October 8, 1976. Laura runs a great blog dedicated to the case, check it out here: https://www.canadiangurl77.com/. If you have any information please call the Tennessee Bureau of Investigation at 615-744-4000. http://charleyproject.org/case/trenny-lynn-gibson. Check out our entire network at http://crawlspace-media.com/. Learn more about your ad choices. Visit megaphone.fm/adchoices