Britain's Prince Philip views the horses from the parade ring before the Diamond Jubilee Coronation Cup race at Epsom Derby in Epsom, England, on Saturday, June 2, 2012, the first official day of the Queen's Diamond Jubilee celebrations. (Associated Press)

Photo by: BEN STANSALL

Britain's Prince Philip views the horses from the parade ring before the Diamond Jubilee Coronation Cup race at Epsom Derby in Epsom, England, on Saturday, June 2, 2012, the first official day of the Queen's Diamond Jubilee celebrations. (Associated Press)