A Knox County, Tennessee man has been sentenced to 10 years in prison after he pleaded guilty in a child porn case that began when he was only 17. Officers say 19-year-old Joseph Adam Morton entered the plea today (Friday, June 9, 2017) to eight counts of aggravated sexual exploitation of a minor and was sentenced to a 10 year sentence with one year served as split confinement. Once released, he must register as a violent sex offender and will remain on lifetime supervision. An examination of his electronic devices revealed he had 396 images and 25 video files of child pornography. The files showed children and infants involved in sexual acts.