Round 8: Sonsio Grand Prix of Road America, Elkhart Lake, Wisconsin. June 16 - 18.
*Round 8: Sonsio Grand Prix of Road America, Elkhart Lake, Wisconsin. June 16 - 18.* This weekend will be the 8th running of the race as an IndyCar event, since the 2016 Kohler Grand Prix of Road America, which became the first IndyCar race and...