E. J. Viso, of Venezuela, jumps over the pit wall during practice for Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Thursday, May 15, 2014. (AP Photo/Darron Cummings)
James Hinchcliffe smiles after taking his car for a practice lap for Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Thursday, May 15, 2014. (AP Photo/Darron Cummings)
Pippa Mann (63) pulls out of the pits during practice for Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Wednesday, May 14, 2014. (AP Photo/Darron Cummings)
JR Hildebrand talks with a crew member following a practice run for Indianapolis 500 IndyCar auto race at the Indianapolis Motor Speedway in Indianapolis, Wednesday, May 14, 2014. (AP Photo/Darron Cummings)