LONDON, ENGLAND - MARCH 09: Queen Elizabeth II and Prince Philip, Duke of Edinburgh attend The Commonwealth Service at Westminster Abbey on March 9, 2015 in London, England. (Photo by Mark Cuthbert/UK Press via Getty Images)
LONDON, ENGLAND - MARCH 09: Queen Elizabeth II and Prince Philip, Duke of Edinburgh attend The Commonwealth Service at Westminster Abbey on March 9, 2015 in London, England. (Photo by Mark Cuthbert/UK Press via Getty Images)