There's change in store for the Champ Car World Series in 2007, except one thing: Sebastien Bourdais will be a marked man as he chases a fourth consecutive series crown, writes John Oreovicz.
Fernando Alonso won the German Grand Prix on Sunday and extended his lead in the Formula One championship when his closest challenger Kimi Raikkonen couldn't finish because of a hydraulic failure.
The Tropicana 400 at Chicagoland Speedway highlights this weekend's auto racing schedule.
Winston Cup at Sonoma and CART at Portland highlight this weekend's auto racing schedule.
Here's a breakdown of this weekend's action in the world of motorsports.