(L-R) Britain's Prime Minister David Cameron, Belgium's Queen Mathilde and King Philippe, Britain's Catherine, Duchess of Cambridge and her husband Prince William attend a ceremony at St. Symphorien Military Cemetery in Mons Belgium on August 4, 2014. Dignitaries attended ceremonies to commemorate the 100th anniversary of the outbreak of World War I (WWI). Photo by Francois Lenoir/PA Photos/ABACAPRESS.COM05/08/2014 - Mons - Photo