A Two Vehicle Crash On Interstate 81 Has Injured One Person. It Happened Near Mile Marker 25. One Vehicle Was Traveling Southbound And Another Vehicle Was Traveling Behind The First Vehicle In The Same Lane When The Driver Of The First Vehicle Reportedly Slowed To Avoid A Tree In The Road. The Second Vehicle Then Crashed Into The Rear Of The Other Vehicle. One Of The Drivers, 45 Year Old Katherin Ocker-Stone Of Greeneville Was Injured And Taken To The Hospital. The Driver Of The Other Vehicle Was Not Injured. The Wreck Remains Under Investigation