For the first time since it welcomed FOX as its broadcaster in 2025, the IndyCar Series has posted three consecutive television audiences with an average exceeding 1 million viewers that didn’t include the Indianapolis 500.

IMSA made a series of announcements at Road America last weekend that will shape the immediate future of the TUDOR United SportsCar Championship and Continental Tire SportsCar Challenge. Among the announcements was the release of the 2015 schedules for the two series, as well as the class structure and specifications...