Graham Rahal

Most racing series compete on one kind of track or another, but not Indy. Its calendar is made up of NASCAR-style speedway races (generally, though not exclusively, identified by a three-digit number indicating the number of miles to be covered) and F1-style road-course and street-circuit races (typically billed as grands prix). And now, it's about to

Click image for large gallery of live shots from Friday's practice