Romain Grosjean, of Switzerland, hugs his son Sacha after finishing second in the IndyCar auto race at Indianapolis Motor Speedway in Indianapolis, Saturday, Aug. 14, 2021. (AP Photo/Michael Conroy)

Romain Grosjean (51) smiles before the start an IndyCar auto race at World Wide Technology Raceway on Saturday, Aug. 21, 2021, in Madison, Ill. (AP Photo/Jeff Roberson)

Will Power, center, of Australia, Romain Grosjean, left, of Switzerland, and Colton Herta celebrate on the victory podium following an IndyCar auto race at Indianapolis Motor Speedway, Saturday, Aug. 14, 2021, in Indianapolis. Power won the race, Grosjean finished second and Herta finished third. (AP Photo/Darron Cummings)

Will Power, center, of Australia, captures a photo as he walks to the podium after winning the IndyCar auto race at Indianapolis Motor Speedway, Saturday, Aug. 14, 2021, in Indianapolis. Romain Grosjean, left, of Switzerland, finished second and Colton Herta finished third. (AP Photo/Darron Cummings)

Romain Grosjean (51) sits on the pit wall before the start an IndyCar auto race at World Wide Technology Raceway on Saturday, Aug. 21, 2021, in Madison, Ill. (AP Photo/Jeff Roberson)

Romain Grosjean (51) drives during an IndyCar auto race at World Wide Technology Raceway on Saturday, Aug. 21, 2021, in Madison, Ill. (AP Photo/Jeff Roberson)