This episode of The MacNeil/Lehrer NewsHour looks at the following stories. The first looks at an inquiry by the United States Pentagon into a Beirut truck bombing, and its findings that hold Marine commanders responsible. Then Robert MacNeil and Judy Woodruff interview Jeane Kirkpatrick, the American ambassador to the United Nations, about the countrys future in the organization. Kwame Holman follows with a story on laid off blue-collar employees relocating and working for different companies. Finally, MacNeil concludes the program with an extended interview with literary critic John Aldrich about his favorite books from throughout the year.