Stewart also questioned the wisdom of mixing drivers with varying levels of IndyCar experience in such a high-speed environment . Jackie Stewart tells CNN that Dan Wheldon 's death should prompt change . English driver Wheldon was killed in a crash in Las Vegas on Sunday . Stewart questioned whether drivers of varying experience should race together . Comment:
Jackie Stewart tells CNN that Dan Wheldon 's death should prompt change . English driver Wheldon was killed in a crash in Las Vegas on Sunday . Stewart questioned whether drivers of varying experience should race together . Comment: