The Great Smoky Mountains National Park says an 18-year-old Blount County male who was missing for more than a week in the park walking out of the park on his own power around 2:30 this afternoon (Tuesday, August 22, 2017). Officers say 18-year-old Austin Bohanan walked out of the remote backcountry area near Tabcat Creek. He was taken to Blount Memorial Hospital in Maryville by ambulance. No other details have been released. Search crews have been looking for Bohanan since he was reported missing Sunday, August 13, 2017.