concealed from the commission the fact that during the kennedy presidency, the cia attempted to assassinate fidel castro, which of course would provide a motive for cubans and the soviets to assassinate kennedy. having known that, it would alter the course of their focus and ultimate conclusions that there was no conspiracy. neil: there is a difference between conspiracy, the meetings that he had in the soviet union, going to mexico, he was getting some intelligence agencies attention. that wasn t always communicated though. as you ve investigated this very long and in the special, we talk about the skepticism or you do that still exists to this day that lee harvey oswalt acted alone. there s a difference with that and being the sole killer. if he had support and people