Iraqi Shi'ite cleric Muqtada al-Sadr appears to be playing both agitator and mediator in the sudden surge of internecine fighting that broke out on 24 August between rival Shi'ite groups in Al-Najaf and subsequently spread to eight cities across Iraq. As al-Sadr publicly appealed for calm on 25 August, many began to question the apparent coordinated attacks that left the cleric's militia, the Imam Al-Mahdi Army, battling with police and militias supporting the two main Shi'ite political parties -- the Supreme Council for the Islamic Revolution in Iraq (SCIRI) and the Islamic Al-Da'wah Party. Al-Sadr and his supporters were reportedly...