DUBAI (Reuters) - The United States plans to install the first stages of a civil administration to run post-War Iraq (news - web sites) in the southern port of Umm Qasr within days, a U.S. official said on Saturday. Members of the Pentagon (news - web sites)'s Office of Reconstruction and Humanitarian Assistance (ORHA) are scheduled to start operating in the port as early as Tuesday, the official said. "What we are going to start trying to do, even before the fighting is over in Iraq, is to move to the areas in Iraq that are relatively peaceful, places like...