INDY 500 NOTEBOOK: Loose wheel ends Rahal's race

Graham Rahal hits the wall in Turn 2 after losing a tire during the Indianapolis 500 auto race at Indianapolis Motor Speedway in Indianapolis, Sunday, May 30, 2021. (AP Photo/Rob Baker)

Graham Rahal hits the wall in Turn 2 after losing a tire during the Indianapolis 500 auto race at Indianapolis Motor Speedway in Indianapolis, Sunday, May 30, 2021. (AP Photo/Rob Baker)

Scott Dixon, of New Zealand, leads the field into the first turn at the start the Indianapolis 500 auto race at Indianapolis Motor Speedway in Indianapolis, Sunday, May 30, 2021. (AP Photo/Paul Sancya)

Colton Herta (26) leads Rinus VeeKay (21), of the Netherlands, and Conor Daly (47) into the first turn during the Indianapolis 500 auto race at Indianapolis Motor Speedway in Indianapolis, Sunday, May 30, 2021. (AP Photo/Paul Sancya)

Simona De Silvestro, of Switzerland, pits during the Indianapolis 500 auto race at Indianapolis Motor Speedway in Indianapolis, Sunday, May 30, 2021. (AP Photo/Michael Conroy)