Mourning millions: EU leaders mark WWI centennial

European Union heads of state participate in a ceremony to mark the centenary of World War I on Thursday at the Menin Gate in Ypres, Belgium. (Geert Vanden Wijngaert/AP)

By JUERGEN BAETZ and JOHN-THOR DAHLBURG, Associated Press
Published: June 26, 2014, 7:35 PM