Marco Michael Andretti (born March 13, 1987 in Nazareth, Pennsylvania) is an American auto racing driver who drives the #26 car for Andretti-Green Racing in the Indy Racing League. He is the son of 1991 IndyCar World Series champion Michael Andretti and the grandson of racing legend Mario Andretti. Andretti finished second in the 2006 Indianapolis 500 in the second closest finish in the race's history. Andretti resides in Indianapolis, Indiana. Wikipedia
Third-generation racer Marco Andretti made a successful leap to the IndyCar Series in 2006 after three seasons competing in various junior formula series and the Indy Pro Series. www.indycar.com/drivers/driver.php?driver_id=292
The definitive Wikipedia entry for Marco Andretti. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Marco_Andretti