Anthony Cordesman, an intelligence specialist at Washington’s Center for Strategic and International Studies, “said a U.S. commander in Baghdad recently estimated that there were 21 to 23 militias operating inside the city, so splintered that it was difficult ‘for joint U.S.-Iraqi raids to isolate them.’ ”

 – Walter Pincus, “1,000 Iraqis a Day Flee Violence, U.N. Group Finds,” The Washington Post, Nov. 24, 2006