The toughest driver at Indy is a woman, and she's not Danica Patrick

The most popular racer in this year Indianapolis 500 is a 22-year-old Swiss woman who managed to qualify despite second-degree burns on her hands. Here's how Simona De Silvestro is earning her new nickname: "The Swiss Missile." » 5/24/11 12:30pm 5/24/11 12:30pm