WaPo: Partly in response to the disorder in Baghdad since Saddam Hussein's government collapsed April 9, partly in response to a vision of a more religious Muslim society, the Shiite clergy -- perhaps the best-organized force in the unsettled capital besides the U.S. occupation -- have moved deftly to create de facto institutions of justice, ruling on cases from divorce to property disputes. At the same time, they have begun enforcing their version of Islamic law, warning shops not to sell alcoholic beverages and theaters not to show risque movies.