One of the most beloved circuits on the schedule, Road America is set to host all three classes of the IMSA WeatherTech SportsCar Championship again on August 3 – 5. As the ninth of 12 rounds in 2018, championship battles are tighter than ever and the four-mile road course is sure to have an impact. Be sure to watch the Continental Tire Road Race Showcase live, flag-to-flag on August 5 at 2:30 p.m. ET on FS1.