Athletes strip down for underpants run at Ironman world

Hundreds of triathletes stripped down to take part in the Kona Underpants Run in Hawaii ahead of the Ironman world championships.

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The Kona Underpants Run is an IRONMAN tradition in Kona and a great way to raise money for charity. This year it benefitted the @im_found

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Underpants Run Kailua-Kona HI

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Kona: 2014 Ironman World Championships, by Whitney Dawson

This mother has become the first Torres Strait Islander to compete in the Ironman World Championships

Athletes strip down for good cause in Kona