KINGSPORT - Kingsport's Parks and Recreation Department is accepting registrations for its upcoming fall tennis clinics for youth and teens.Registrations are by appointment only and can be made by calling the department at 423-224-2489 or by email to kptreccenters@kingsporttn.gov. The location of the clinics will be at the V.O. Dobbins Community Center.The six-week session starts Sept.