Kate Middleton, Prince William and Harry named London 2012 Olympics ambassadors

Kate, William and Harry will be given a special role as “Olympics ambassadors” for 2012

Prince Harry will join his brother as an Olympic ambassador

Prince Harry will join his brother as an Olympic ambassador

Coming along nicely: The Olympic site in Stratford is fast approaching completion

Coming along nicely: The Olympic site in Stratford is fast approaching completion

Keen sportsmen: The brothers have maintained a high interest in all sports

Keen sportsmen: The brothers have maintained a high interest in all sports