A Sevier County man died this morning after a drowning incident in the Little Pigeon River last night. Officers say 19-year-old Dominick T. Hensley of Sevierville was swimming in the Shinbone swimming hole with friends when he went underwater. Hensley was found a short time later downriver, unresponsive. Hensley was transported to UT Medical Center by Lifestar. An autopsy has been ordered to determine the exact cause of death. The incident is under investigation.