IndyCar, Indianapolis 500 announce plans to go green
Graham Rahal looks down pit lane during testing at Indianapolis Motor Speedway, Thursday, April 21, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Graham Rahal looks down pit lane during testing at Indianapolis Motor Speedway, Thursday, April 21, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Apr. 21, 2022 04:33 PM EDT
Felix Rosenqvist, of Sweden, drives off the apron during testing at Indianapolis Motor Speedway, Thursday, April 21, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Felix Rosenqvist, of Sweden, drives off the apron during testing at Indianapolis Motor Speedway, Thursday, April 21, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Apr. 21, 2022 04:54 PM EDT
Josef Newgarden pulls out of the pits during testing at Indianapolis Motor Speedway, Thursday, April 21, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Josef Newgarden pulls out of the pits during testing at Indianapolis Motor Speedway, Thursday, April 21, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Apr. 21, 2022 04:41 PM EDT
Alex Palou, of Spain, climbs into his car during IndyCar auto racing testing at Indianapolis Motor Speedway, Wednesday, April 20, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Alex Palou, of Spain, climbs into his car during IndyCar auto racing testing at Indianapolis Motor Speedway, Wednesday, April 20, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Apr. 20, 2022 02:50 PM EDT
Will Power, of Australia, pulls out of the pits during IndyCar auto racing testing at Indianapolis Motor Speedway, Wednesday, April 20, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Will Power, of Australia, pulls out of the pits during IndyCar auto racing testing at Indianapolis Motor Speedway, Wednesday, April 20, 2022, in Indianapolis. (AP Photo/Darron Cummings)

Apr. 20, 2022 02:51 PM EDT