The resounding silence from many Arab governments as Israel has pounded Gaza has sparked mass demonstrations across the Middle-East.In Amman, Jordan, the protests turned violent when riot police tried to stop them marching on the Israeli embassy. A television cameraman was hurt and so was a young Spanish protestor. Five people were arrested. In Algeria, a journalist was seriously injured in a protest In Alexandria, in northern Egypt, 50,000 people gathered after Friday prayers. The march was led by members of the Muslim Brotherhood demanding the expulsion of the Israeli ambassador, and the opening of the Rafah border crossing adjoining Gaza so that people can flee the fighting.