VATICAN CITY, VATICAN - APRIL 27:  Pope Francis greets Grand Duchess Maria Teresa of Luxembourg and Henri, Grand Duke of Luxembourg (L) after the canonisation in which John Paul II and John XXIII were declared saints on April 27, 2014 in Vatican City, Vatican. Dignitaries, heads of state and Royals from Europe and across the World attended the canonisations.  (Photo by Dan Kitwood/Getty Images)