IRL IndyCar Series
R-L: Marco Andretti (USA) Andretti Green Racing Dallara Honda, races Scott Dixon (NZL) Target Ganassi Racing Dallara Honda in the Firestone Indy 400.
IRL IndyCar Series, Rd13, Firestone Indy 400, Michigan International Speedway, Michigan, USA, 3-5 August 2007.