During the 1977 South African Grand Prix, Formula One driver Tom Pryce was racing at extremely high speeds when a track marshal, Frederik Jansen van Vuuren, ran across the circuit carrying a fire extinguisher to assist another car. Pryce had no time to react and struck the marshal at around 170 mph. The collision was catastrophic and resulted in both men losing their lives. The incident became one of the darkest moments in Formula One history and led to serious changes in track safety protocols.

Warning - shocking raw TV footage of the fatal incident involving Tom Pryce at the Formula One Grand Prix in South Africa in 1977. On lap 22, R. Zorzi pulled off to the left side of the main straight, just after a bridge over the track, he was having problems with his fuel metering unit, and fuel was pumping directly onto the engine, which then caught fire, Zorzi did not immediately get out of his car as he could not disconnect the oxygen pipe from his helmet, this caused two marshals from the p