In the five days of practice leading up to the Indy 500 qualifications, Ed Carpenter is the third driver to have his car flip upside down. Carpenter emerged from the crash unharmed. Jamie Gallagher/AP hide caption

toggle caption Jamie Gallagher/AP

Wendell Scott, pictured here in 1969, is the first — and only — black man to win a race in NASCAR's top series. AP hide caption

toggle caption AP

Jack Cottle, 22, arrives at court in Kent, where he pleaded guilty to driving a Volkswagen Polo onto the Brands Hatch circuit during a race. Cottle was sentenced to eight months in jail. Gareth Fuller/PA Photos /Landov hide caption

toggle caption Gareth Fuller/PA Photos /Landov