A Polish nun carries white and red flowers symbolizing the Polish flag in front of presidential palace in Warsaw, Poland, Monday, April 12, 2010.
People walk past a poster showing the late Polish President Lech Kaczynski and his wife Maria in downtown Warsaw, Poland, Monday, April 12, 2010.
Poland's acting President Bronislaw Komorowski (L) and speaker of Senate Bogdan Borusewicz attend a memorial service at the Parliament building in Warsaw April 13, 2010
Shipyard workers lay flowers as they offer their respects to the late Polish President Lech Kaczynski and his wife Maria Kaczynska at Gdansk Shipyard on April 12.
Polish Army soldiers carry the coffin with late Polish President Lech Kaczynski into the Presidential Palace in Warsaw, Poland, Sunday, April 11, 2010
People line up in front of the Presidential palace on Tuesday, April 13, 2010 in Warsaw, Poland
Mourners pass by the coffins of late Polish Presidential couple lying in state on Tuesday, April 13, 2010 in Warsaw, Poland.
Soldiers guarding the coffin of late Polish President Lech Kaczynski lying in state on Tuesday, April 13, 2010 in Warsaw, Poland
View of a cross on Pilsudski square, three days after the Polish President Lech Kaczynski died in a plane crash, downtown Warsaw, Poland Tuesday, April 13, 2010.