The Iraqi cleric Moqtada al-Sadr has demanded that the country's prime minister leave Basra where he is overseeing a military operation to purge the southern city of its radical Shi'ite militiamen. SAS trooper shot dead in al-Qa'eda raidQ&A: Who is Moqtada al-Sadr?Relations between Sadr and Nouri al-Maliki have deteriorated sharply as the two men clashed over fighting between Iraqi forces and gunmen in Sadrist communities in Iraq. An Iraqi man carries the body of his son, who was killed during clashes in Basra, during a funeral, while militia loyal to Moqtada al-Sadr guards a street in the city Mr Maliki...