Olympics triathlon: Alistair Brownlee 'massively proud' of gold

Great Britain's Alistair Brownlee reflects on his triathlon gold medal-winning performance, telling BBC Sport's Sonali Shah that he "felt in control from the start".

His younger brother Jonny needed medical attention for fatigue after he finished the race in bronze-medal position, despite being given a 15-second penalty.

Alistair spoke of his frustration at Jonny's penalty, saying that "[penalties] ruin the sport of triathlon".

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