BBC News Online Front Page | Sport | Tour De France News   The Tour needs a first holder of the yellow jersey and this short time trial decides that first honour. Britain's Chris Boardman starts as favourite in a battle that might come down to a fraction of a second. The sprinters know a good ride here can set them up for the yellow jersey during the first week while the main contenders will gently test their early form. Favourites: Chris Boardman (GB), Alex Zulle (Swi), Abraham Olano (Spa) Le Puy du Fou, 4 July