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Britain's Queen Elizabeth II and Britain's Prince Philip, Duke of Edinburgh pose with Yeoman of the Guard following the Royal Maundy service at Leicester Cathedral on April 13, 2017 in Leicester. / AFP PHOTO / POOL / Anthony Devlin (Photo credit should read ANTHONY DEVLIN/AFP/Getty Images)

Britain's Queen Elizabeth II and Britain's Prince Philip, Duke of Edinburgh pose with Yeoman of the Guard following the Royal Maundy service at Leicester Cathedral on April 13, 2017 in Leicester.  / AFP PHOTO / POOL / Anthony Devlin        (Photo credit should read ANTHONY DEVLIN/AFP/Getty Images)