Pressure mounts as teams fear not qualifying for Indy 500

Fernando Alonso, of Spain, climbs into his car during practice for the Indianapolis 500 IndyCar auto race at Indianapolis Motor Speedway, Friday, May 17, 2019 in Indianapolis. (AP Photo/AJ Mast)

Fernando Alonso, of Spain, prepares to drive during practice for the Indianapolis 500 IndyCar auto race at Indianapolis Motor Speedway, Friday, May 17, 2019 in Indianapolis. (AP Photo/AJ Mast)

Alexander Rossi drives out of the pit area during practice for the Indianapolis 500 IndyCar auto race at Indianapolis Motor Speedway, Friday, May 17, 2019 in Indianapolis. (AP Photo/AJ Mast)

The car driven by Kyle Kaiser goes airborne after hitting the wall along the third turn during practice for the Indianapolis 500 IndyCar auto race at Indianapolis Motor Speedway, Friday, May 17, 2019 in Indianapolis. (AP Photo/James Miller)

James Hinchcliffe, of Canada, looks at screens in his pit box during practice for the Indianapolis 500 IndyCar auto race at Indianapolis Motor Speedway, Friday, May 17, 2019 in Indianapolis. (AP Photo/Darron Cummings)