Mosques torched after worst Iraq bombing

BAGHDAD (Reuters) - Gunmen bent on revenge burned mosques and homes in a Sunni enclave of Baghdad on Friday as

Iraq's leaders pleaded for calm, a day after the worst bomb attack since the U.S. invasion raised the specter of civil war.

Some 30 people were killed, police said, as suspected Shi'ite militiamen rampaged for hours, untroubled by a curfew enforced in the capital by U.S. and Iraqi forces after bombs killed 202 people in the Shi'ite stronghold of Sadr City.