Kingsport Has Extended Its Redflex Camera Contract. The 12 Red Light Cameras Located At Ten Intersections Throughout The City Are Poised To Remain In Place For At Least The Next Four Years. The Board Of Mayor And Aldermen Voted To Extend The Contract With Redflex Traffic Systems Through 2021. Police Chief David Quillen Said He’s Pleased With The Results Of The Cameras And The Effect They’ve Had On Motorists. The Cost Of A Red Light Camera Violation Is 50 Dollars.