A Road Rage Incident In Kingsport Has Sent One Man To Jail. 28 Year Old Michael Helton Is Charged With Felony Reckless Endangerment And Aggravated Assault. Authorities Said Helton Spotted His Former Girlfriend With Another Man And Allegedly Rammed Their Car Up To Ten Times With His Truck On Stone Drive. No One Was Injured And Helton Could Face Additional Charges.