CHICAGO, IL --- The United States Formula Three Championship Powered by Volkswagen has cancelled its two short track oval races at Indianapolis Raceway Park on September 22nd and Irwindale Speedway on October 28th.

The inaugural international series added twin race events at the San Diego Grand Prix, November 3-4-5. The SCCA Pro Racing weekend will also include the SCCA TransAm.

"It is fitting that this premier road racing series ends its championship year on the unique circuit in San Diego. USF3 is proud to be part of that action," said G. Garvin Brown III, Chairman, Active Worldwide Sports LLC, organizers of the series.