In his final report, released this month, on how $63 billion of American taxpayers’ money was spent in reconstructing Iraq after the end of the Iraq war, Special Inspector General Stuart Bowen asked two questions: “What happened to the money?” and “What effect did it have?” The next 185 pages of his report reviews where it went, how much was wasted, and what effect it had in restoring Iraq’s infrastructure so that life there could return to some sort of normal. The answer to the first question, “what happened to the money?” is that much of it was wasted. He...