Heads of state and government observe a minute of silence during a ceremony in Strasbourg
Belgium's Prime Minister Herman Van Rompuy, Bulgaria's President Georgy Parvanov, Canadian Prime Minister Stephen Harper, Croatia's President Stjepan Mesic, Croatia's Prime Minister Ivo Sanader, Czech Republic's President Vaclav Klaus, Czech Prime Minister Mirek Topolanek and Denmark's Prime Minister Anders Fogh Rasmussen (L-R) observe a minute of silence to honour fallen NATO military personnel for service in operational theatres, during a ceremony on the French side of the Two Banks Bridge on the Rhine river in Strasbourg April 4, 2009. The North Atlantic Treaty Organisation (NATO) military alliance is celebrating its 60th anniversary this week at a summit co-hosted by Germany and France. REUTERS/Jason Reed (FRANCE POLITICS MILITARY)