Israeli soldiers fire tear gas at stone throwing Palestinians during clashes on the 63rd anniversary of "Nakba" in Qalandiya, West Bank

Israeli soldiers fire tear gas during clashes stone throwing Palestinians, not seen, on the 63rd anniversary of "Nakba", Arabic for "Catastrophe", the term used to mark events leading to the founding of Israel, May 15, 2011. Nakba Day is the annual day of protests by Palestinians marking the creation of the State of Israel in 1948. UPI/Debbie Hill