OSLO, NORWAY- DECEMBER 10: Crown Princess Mette Marit of Norway, Crown Prince Haakon of Norway, Queen Sonja of Norway and Olav Njolstad of Norway attend the Nobel Peace Prize ceremony to honour this year Nobel Peace Prize winners the National Dialogue Quartet Wided Bouchamaoui, President of the Tunisian Human Rights League, Houcine Abbassi, Secretary General of the Tunisian General Labour Union and Abdessattar Ben Moussa, President of the Tunisian Human Rights and Mohamed Fadhel Mahmoud, President of the National Bar Association of Tunisian, at the Oslo Town Hall on December 10, 2015 in Oslo, Norway.  (Photo by Photo Nigel Waldron/WireImage)