For some reason...I’m not buying into this story that the guy says at all. Why show up in Vegas? Why mess with ricin anyway? If you know the consequences...what is the enticement to make the stuff? This guy had alot on his plate and probably was going to market or sell the stuff to someone.
http://www.cnn.com/2003/WORLD/europe/01/07/terror.poison.bulgarian/
And Bergendorff had a drawing of some kind of injection device disguised as a pen...makes you wonder what he was planning.