FILE - In this May 16, 2019, file photo, NASCAR driver Jimmie Johnson, center, talks with Will Power, left, of Australia, and Josef Newgarden during practice for the Indianapolis 500 IndyCar auto race at Indianapolis Motor Speedway in Indianapolis. NASCAR seven-time champion Jimmie Johnson will test an Indy car next week on the road course at Indianapolis Motor Speedway. He’s long said he is open to racing in the series but did not want to compete on ovals out of safety concerns. On Friday, July 3, 2020, he indicated recent safety improvements have softened his stance and the Indianapolis 500 is not entirely out of the picture(AP Photo/Darron Cummings)

FILE - In this Feb. 16, 2020 file photo Jimmie Johnson climbs intp his car before the NASCAR Daytona 500 auto race at Daytona International Speedway in Daytona Beach, Fla. NASCAR seven-time champion Jimmie Johnson will test an Indy car next week on the road course at Indianapolis Motor Speedway. He’s long said he is open to racing in the series but did not want to compete on ovals out of safety concerns. On Friday, July 3, 2020, he indicated recent safety improvements have softened his stance and the Indianapolis 500 is not entirely out of the picture.(AP Photo/John Raoux, File)