Two Sullivan County High Schools Will Participate In What Is Being Called A “Bonus Event” For 2020 Graduates At Bristol Motor Speedway. Superintendent Dr. David Cox Says The Students Will Actually Drive Their Cars Across The Start/Finish Line As Their Names Are Called. Sullivan Central Will Hold Its Event On May 23rd At 4:30. Sullivan East Will Hold Its Event The Same Day At One O’clock. Sullivan North And South Have Not Announced Their Dates. Actual Graduation Ceremonies Will Be Held At A Later Date.