Inter-Shi'ite tension mounts in Baghdad after clashes

By Huda Majeed and Ahmed Rasheed BAGHDAD (Reuters) - Tension between Iraq's Shi'ite leaders mounted on Sunday as the toll from protests in central Baghdad on Saturday increased to six killed, five demonstrators loyal to the fiery cleric Moqtada al-Sadr and one policeman. At least 174 other protesters were injured in clashes that pitted police and Sadr's followers who had gathered to demand an overhaul of a commission that supervises elections, ahead of a provincial poll due in September. The cla