A man carries an Egyptian police officer to an ambulance after Friday's blast at the Egyptian police headquarters in downtown Cairo. Khalil Hamra/AP hide caption

itoggle caption Khalil Hamra/AP

Some Egyptians celebrated today (April 13, 2011) outside the Sharm el-Sheikh courthouse where former President Hosni Mubarak's sons Alaa and Gamal were being questioned. Amr Nabil/AP hide caption

itoggle caption Amr Nabil/AP

Many Egyptians have continued to gather in Cairo's Tahrir Square to demand reform. These men were there Sunday. Amr Nabil/AP hide caption

itoggle caption Amr Nabil/AP