Police tries to remove an Islamist protester, who is chanting slogans, from the fence of the Iranian ambassador's house during a protest against Iran in Cairo April 5, 2013. Ultra-Conservative Islamist Salafists brought down the Iranian flag at the house of the Iranian ambassador in Egypt Mojtaba Amani on Friday, and replaced it with the Syrian revolutionary flag. REUTERS/Mohamed Abd El Ghany (EGYPT - Tags: POLITICS CIVIL UNREST)