This clip shows Zola Budd running barefoot around Cwmbran Stadium in 1984. She wins the 1500m race in 4m 4secs. The venue is packed with spectators. The grandstand is full and the bank around the track is packed with athletics fans.
[youtube http://www.youtube.com/watch?v=lhCoUQN9rY8&w=640&h=390]