** FILE ** Rubens Barrichello of Brazil drives his Ferrari during practice for the United States Grand Prix at the Indianapolis Motor Speedway, in this June 19, 2004 file photo. Formula One's U.S. Grand Prix won't return to the Indianapolis Motor Speedway next year. The race will not be held in 2008 after eight years at the track, spokesman Ron Green said Thursday July 12, 2007. (AP Photo/Michael Conroy)