Dozens protested Thursday in front of the US Embassy in Cairo, calling for the release of Sheikh Omar Abdel Rahman, leader of the Islamist group Jama'a al-Islamiya, who is detained in the US on allegations of inciting terrorism. Abdel Rahman's son Abdullah said his father's release is first a human request and second a popular one. he also added that the grand sheikh of Al-Azhar called on US President Barack Obama to release Rahman.