Most famous murder cases end with a name, a trial, and a verdict. This one ends with a question mark. For several years in the 1980s, a killer moved through two of India's largest cities, struck again and again, and then disappeared completely. No one was ever convicted. To this day, no one even knows for certain who, or how many, he was. The press called him the Stoneman, and the name captured both his method and the chilling blankness of the case. There was no signature not