And they're often communicated by flags. Here's what each Indy 500 flag color means: Green ... yellow striped flag: The track is slippery, likely from oil or water, and drivers must be aware ...

The American premier open-wheel championship, i.e., the IndyCar, is already dusted with three rounds of the championship as ...

A lapped car must allow the faster car past after seeing a maximum of three blue flags or risk being penalised. A racing car is under no obligation to move over. Shown with car number to indicate a ...