IndyCar driver Wheldon died of head injuries

Graham Rahal's car burns following a crash early in the IndyCar Series' Las Vegas Indy 300 auto race Sunday, Oct. 16, 2011, in Las Vegas. (AP Photo/Isaac Brekken)

October 17, 2011 4:13:02 PM PDT
Two-time Indianapolis 500 winner Dan Wheldon died of head injuries after a spectacular 15-car wreck at the Las Vegas Motor Speedway, Clark County Coroner Michael Murphy said Monday.