Many spectators involved in the accident posted media online documenting the experience. (via Flickr)
Chunks of metal and flesh flew through the air in the Daytona International Speedway this afternoon. A sprawling wreck involving 13 vechiles sent rookie driver Kyle Larson through the barrier between fans and the track in the final stretch of the competition. Eleven spectators have been confirmed as injured, and are currently receiving medical treatment from hospital staff in the Florida region (CNN).