Rounds 12 and 13: revised calendar. IndyCar Harvest Grand Prix, IMS, Oct 1-3
*Rounds 12 and 13: revised calendar. IndyCar Harvest Grand Prix, Indianapolis Motor Speedway. Oct 1-3. *After a three week hiatus, it's back to green flag racing this Friday and a return to the Grand Prix circuit at IMS, for the IndyCar Harvest...