Prince William takes part in charity polo matchbr br Prince William competed in the annual Out-Sourcing inc. Royal Charity Polo Cup on Friday, July 11, a charity match held in Windsor.br br Helen Griffiths, chief executive of Fields in Trust thanked Prince William for his support, stating that around one million pounds would be raised from the event, with a portion of those funds going toward her organization.br br Proceeds from the event went to 10 charities supported by Prince William, and his wife the Princess of Wales.br br Despite attending previous iterations of the event, Kate Middleton was not in attendance for this year's edition.