GAZ2001080103 - 01 AUGUST 2001 - GAZA CITY, GAZA: Sheik Ahmed Yassin, spiritual leader of Hamas (R) takes part in a protest against the Israeli helicopter strike on the Hamas building in Nablus, the West Bank, that killed eight people, in Gaza City Wednesday Aug. 1, 2001. Hundreds of Palestinians joined the protest. .RW/Abdelrahman Al-khateeb. UPI