In addition, Steve O'Donnell will become NASCAR's sixth president. The move does not affect current IMSA President John Doonan. Doonan remains as president of IMSA. NASCAR has its first commissioner.

I MSA President John Doonan discussed in further detail the changes to the 2026 WeatherTech SportsCar Championship calendar, headlined by Road America joining the Michelin Endurance Cup with a six ...

Though IMSA does not share attendance figures, association president John Doonan claims 11 of 12 events in the 2024 season had record attendance. Meanwhile, NBC Sports said last year that ...

A vocal part of Road America’s growing IMSA fan base has asked for years for a sports car endurance race at the track. Now one is coming. The 4-mile track outside Elkhart Lake will host a six ...

Though IMSA does not share attendance figures, association president John Doonan claims 11 of 12 events in the 2024 season had record attendance. Meanwhile, NBC Sports said last year that viewership ...

More: Key Wisconsin auto racing events for the 2025 season “I spent a lot of time growing up at Road America,” IMSA President John Doonan said in a news conference in Sebring, Florida ...

“I spent a lot of time growing up at Road America,” IMSA President John Doonan said in a news conference in Sebring, Florida, where the series races this weekend. “My time there, my ...

IMSA President John Doonan discussed in further detail the changes to the 2026 WeatherTech SportsCar Championship calendar, headlined by Road America joining the Michelin Endurance Cup with a six-hour ...