Some hundreds of Egyptian activists demolish a concrete wall around a building housing the Israeli embassy in Cairo, Egypt, to protect it against demonstrators, Friday, Sept. 9, 2011. (AP Photo/Amr Nabil)

Photo by: Amr Nabil

Some hundreds of Egyptian activists demolish a concrete wall around a building housing the Israeli embassy in Cairo, Egypt, to protect it against demonstrators, Friday, Sept. 9, 2011. (AP Photo/Amr Nabil)