Palestinians hold models of Israeli army vehicles, pictures of prisoners held in Israeli jails and a key representing the keys to the houses Palestinians left in 1948, and a symbol for the right of refugees to return during demonstration marking Israel's 60th anniversary, which Palestinians call the "nakba," or catastrophe, the word they use to describe Israel's establishment which resulted in the displacement of hundreds of thousands of Palestinians, in the West Bank city of Nablus Thursday, May 15, 2008. AP Photo logo AP Photo 45 months ago

Palestinians hold models of Israeli army vehicles, pictures of prisoners held in Israeli jails and a key representing the keys to the houses Palestinians left in 1948, and a symbol for the right of refugees to return during demonstration marking Israel's 60th anniversary, which Palestinians call the "nakba," or catastrophe, the word they use to describe Israel's establishment which resulted in the displacement of hundreds of thousands of Palestinians, in the West Bank city of Nablus Thursday, May 15, 2008.