Poland State Mournıng Presıdentıal Aırcraft Crash

epa02120698 A nun clutches her rosary beads as she says a prayer ahead of the state mourning ceremony to start at noon at Pilsudski Square in Warsaw , Poland , 17 April 2010 . The President Lech Kaczynskihis wife Maria , his complete entouragecrew members died in the TU-154 M plane accident on 10 April 2010 near Smolensk in Russia , they were to take part in the Katyn massacre commemorations .  EPA/Tomasz Gzell POLAND OUT