Jenson Button training for MY triathlon, JBTT

F1 McLaren driver Jenson Button on his love for Triathlons and how he got into it ahead of the 2nd ever Jenson Button Trust Triathlon. Subscribe for more: Jenson Button has given Rosanna Tennant 4 weeks to train up to take part in his event, the Jenson Button Trust Triathlon. Will she be able to make it to the finish line Will she make it to the start line See how Rosanna gets on in the next 4 you want to find out more and how JBTT raises money for