Evidence of Crime: Katyn 1940-2010 is a Polish documentary written and directed in 2008 by Paulina Maciejowska. In March 1940, on Stalin's orders, the Soviet government signed a secret decree, ordering the execution of Polish "nationalist anti-revolutionaries" held in camps and prisons. This was carried out by the secret police N.K.W.D. Some 22,000 army officers, teachers, priests, doctors and Polish intellectuals were murdered. The massacre took place in the Katyn Forest, in the Smolensk region, and the families of those murdered were exiled to remote places in Asia. The fate of those murdered was unknown...