Free for editorial use image, Dave Kneale/Volvo Ocean Race Byron White and Thomas Koerner from Australia competing in the 29er class on the training day of the Volvo Youth Sailing ISAF World Championships 2010, in Istanbul, Turkey For all photographic enquiries, please contact Tim Stonton on +34 606 905 497 or email tim.stonton@volvooceanrace.com. For further images, please go to http://images.volvooceanrace.com For all media enquiries please contact Sophie Luther on +34 606 89