The Army is conducting a study of the possible intensity and length of guerrilla warfare in Iraq, focusing on drawing up an estimate of U.S. and coalition casualties to determine appropriate force size and the cost of the conflict. The Center for Army Analysis announced Aug. 10 it plans to award a study contract to The Dupuy Institute (TDI), an Annandale, VA-based non-profit organization that does research and analysis related to warfare and conflict resolution. According to a notice posted...