With pickaxes and wheelbarrows, dozens of Palestinian workers in hard hats and high-visibility vests are clearing rubble from the ruins of the Gaza Strip's oldest and largest mosque. The broken stump of the distinctive octagonal minaret of the medieval Great Omari Mosque and a few external walls are all that remain after it was targeted by the Israeli military during two years of war against Hamas. Since the US-brokered ceasefire began almost eight weeks ago, work has begun to clear and sort