Clash

American forces clashed with the militiamen loyal to the Shiite cleric Moktada al-Sadr in northern Baghdad on Sunday, April 29.

The militia has remained largely underground since the intensified security plan in Baghdad in mid-February. But the steady increase numbers of corpses recovered from streets in recent weeks and clashes between Mahdi fighters and government forces suggested a possible resurgence of the militia

The return of the militia could complicate the American-led effort to reduce violence in the capital because the militia would split the attention of American and Iraqi forces which already struggling to subdue Sunni Arab insurgency.

http://www.nytimes.com/2007/04/30/world/middleeast/30iraq.html?ref=worldspecial