(left to right) Sir Robin Knox-Johnston, Sports Minister Hugh Robertson and Vice President of Public affairs at ARM Stephen Patttison at a launch event for the yacht 'Great Britain' in Trafalgar Square, London. PRESS ASSOCIATION Photo. 'Great Britain' will be the flagship of the Clipper Round the World Yacht Race, which starts on 1 September 2013. Picture date: Wednesday July 31, 2013. Photo credit should read: Dominic Lipinski/PA Wire