Biological Weapon Wipes Out Civilians | The Proof Is Out There: Military Mysteries (S1) | History

Transcript

are biological and chemical agents, like the mustard gas used on the battlefield in WWI. - It's even more terrifying when these weapons kill innocent civilians. Let's go back 40 years to an incident that left dozens dead in a town in Siberia. The question, what was happening at the secret base known as Compound 19? You're looking at the graves of t... Read More