BAGHDAD (AFP) - The movement of radical Shiite cleric Moqtada Sadr announced its refusal to take part in a national conference lined up for July to select an advisory body for Iraq's interim government. "We reject the invitation," close Sadr aide Sheikh Ahmed Shaibani told AFP. "We have examined the invitation over the past three days and reached the conclusion that it does not take into account enough the importance of our movement," he said. On Monday, the chief organiser for the conference said that nobody had yet been officially invited, contradicting an earlier announcement that the firebrand cleric had...