There's a championship on the line during the Kobalt Tools 500 at Phoenix International Raceway.  It's the semi-final race in NASCAR's playoffs - the Chase for the Sprint Cup.  The newly repaved and reconfigured one-mile oval will offer a whole new competition for top NASCAR Sprint Cup Drivers.  Carl Edwards will look to defend his title against past winners and deliver another back flipping and crowd-surfing celebration!

Phoenix International Raceway is proud to provide a special offer to the Arizona State Physicians Association.  Click here to receive a 20% discount on tickets to the Kobalt Tools 500.

*Offer expires November 12, 2011.  Offer valid while supplies last.