Video: Jenson Button vs. Alistair and Jonny Brownlee
Britain’s top triathletes take on an F1 driver in the GSK performance lab ahead of this weekend’s Singapore GP – with some impressive results…

GSK
Britain’s top triathletes take on an F1 driver in the GSK performance lab ahead of this weekend’s Singapore GP – with some impressive results…
Our man Tim Heming sweats under Rio 2016 conditions against elite triathletes including ITU world champ Non Stanford
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