There were no signs of red livor mortis on any of the corpses, in any of the camps. The chemicals in Zyklon B were known to cause Prussian Blue staining of walls. This was never present in the shower rooms of any camps, because they were actually showers. The screenshot (DCinA) is from David Cole in Auschwitz, being told the ceiling holes were built post-war: https://youtube.com/watch?v=DFrJF-noN7A [Embed]