A profound, important book, a moving personal detective story and an uncovering of secret pasts, set in Europe's center, the city of bright colors--Lviv, Ukraine, dividing east from west, north from south, in what had been the Austro-Hungarian Empire. A book that explores the development of the world-changing legal concepts of "genocide" and "crimes against humanity" that came about as a result of the unprecedented atrocities of Hitler's...