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Takuma Sato (30) leads the field on the initial start of Sunday's Honda Indy Grand Prix of Alabama at Barber Motorsports Park. (Al Steinberg photo)

Takuma Sato (30) leads Graham Rahal during Sunday's Honda Indy Grand Prix of Alabama at Barber Motorsports Park. (Al Steinberg photo)

Scott Dixon (9) leads a pack of cars during Sunday's Honda Indy Grand Prix of Alabama at Barber Motorsports Park. (Al Steinberg photo)

Sebastien Bourdais (18) leads a pack of cars during Sunday's Honda Indy Grand Prix of Alabama at Barber Motorsports Park. (Al Steinberg photo)

Josef Newgarden (2) leads Ryan Hunter-Reay during Sunday's Honda Indy Grand Prix of Alabama at Barber Motorsports Park. (Joe Skibinski/IndyCar photo)

Takuma Sato takes the twin checkers to win Sunday's Honda Indy Grand Prix of Alabama at Barber Motorsports Park. (Joe Skibinski/IndyCar photo)