A military investigation has concluded that the Air Force's top lawyer engaged in improper relationships with more than a dozen women over the last decade, two Defense Department officials familiar with the findings said. While overseeing the work of 3,200 people, Maj. Gen. Thomas J. Fiscus, the Air Force judge advocate general, allegedly conducted affairs with enlisted women, officers and civilian employees in violation of military rules against fraternization, the officials said. Fiscus's pattern of behavior, one official said, was to seek to develop a relationship, but to back off quickly if his advances were rejected. Thus the few incidents...