In the aftermath of the most devastating conflict in human history, the horrors of war have left an indelible mark on the world's conscience. In 1940, the chilling disappearance of thousands of Polish military officers, policemen, and intellectuals foreshadowed a monstrous atrocity that would shock the world. April 1943 unveils a gruesome truth buried deep in the Katyn Forest of the Soviet Union eight massive graves, a stark testament to the scale...