From TSO, Indy Car news site.
"Iowa Speedway announced their race [Indy Cars] will move to a Saturday night and will move back one week to June 25th. Additionally, the USAC Midgets and Silver Crown Series will run on Friday June 24th along with IndyCar qualifying."



http://www.desmoinesregister.com/art...Saturday-night

No mention of Sprint cars either and not on the schedule

TIm Wolffrum aka Cowboy

No sprint cars may bebecause of the speeds they were reaching.