The U.S.-led fight against the Islamic State (IS) suffers “from a lack of coherence” and is often operated in a disorganized fashion, harming efforts to effectively combat the terrorist force, according to a new report by the government. As the United States and 21 other nations attempt to push back IS forces operating in Iraq, the new report warns that the war effort is being undercut by a lack of coordination and, in some cases, efforts that “contradict” one another, according to a report by the Congressional Research Service that was not made public but was released by the Federation...