She was the daughter of a single mother. She was a Hollywood movie star. She is the wife of one of the greatest presidents of the twentieth century. She is a cancer survivor. And now she wages her greatest unwinnable battle-against her husband's Alzheimer's disease. Nancy Davis Reagan has led an extraordinary life. In nancy, Mike Deaver, whose relationship with Mrs. Reagan dates back to the 1960s, shares the side of Nancy that only her intimates...