Triathlete Jonny Brownlee has Tweeted from hospital after needing to be carried over the finish line by his Alistair Brownlee at the final of the world triathlon series.
One of the most dramatic finishes in triathlon history featured Jonny initially coasting to win the men's elite race.
But then he started to succumb to the fierce heat that has marked the worlds in Cozumel, Mexico.
First Brownlee staggered and then nearly slumped to the ground. Alistair abandoned his duel with South African Henri Schoeman to help his younger brother.