From the national bestselling author of "Prague Fatale," a powerful new thriller that returns Bernie Gunther, our sardonic Berlin cop, to the Eastern Front. Berlin, March, 1943. A month has passed since the stunning defeat at Stalingrad. Though Hitler insists Germany is winning the war, commanders on the ground know better. Morale is low, discipline at risk. Now word has reached Berlin of a Red massacre of Polish officers in the Katyn Forest near...