The Duchess of Edinburgh has been spotted making another sporting appearance in the Channel Islands just days after the Olympics came to a close. Sophie, 59, was seen stepping out in Guernsey as she fulfilled more of her patronage duties on land and sea. The duchess, in her role as patron of the Association of Sail Training Organisations (Asto), greeted young sailors and jumped aboard as she presided over the start of the Guernsey to Poole Small Ships Race. The race, in honour of the RNLI’s 200th anniversary, saw some 130 youths set sail to cross the English Channel in a flotilla of small boat…