Dan Wheldon's fatal crash at Las Vegas Motor Speedway

On October 16, 2011, during the IZOD IndyCar World Championship at Las Vegas Motor Speedway, driver Dan Wheldon was killed in a 15-car crash on the track's 1.5-mile oval. The race served as the season finale and the incident prompted extensive safety reviews within IndyCar. The crash is one of the most significant and tragic events in modern American open-wheel racing history tied to the Speedway.