King Willem-Alexander of the Netherlands, Polish President Bronislaw Komorowski, US President Barack Obama, Italian President Giorgio Napolitano, Slovakia's President Ivan Gasparovic, King Harald V of Norway, Britain's Queen Elizabeth II, French President Francois Hollande and Queen Margrethe II of Denmark (L-R) attend the 70th Commemoration D-Day Ceremony at Sword Beach, Ouistreham, June 6, 2014. World leaders and veterans gathered by the beaches of Normandy on Friday to mark the 70th anniversary of World War II's D-Day landings. [Photo/Agencies]