what do we know about the stockpile of those weapons? we know that in recent days some of these piles have actually been moved from one site to another. it could be the cyanide gas, could be sarin gas or could be the mustard gas. it could be a precautionary measure. the u.s. at this time doesn't believe the syrian regime has lost control of the stockpiles but it is monitoring situation because the syrian regime has a history of brutally repressive against its own people but you have al qaeda trying to explore the chaos. of course that add as very dangerous dimension to this. back to you. >> sure does. dominic di-natale, thank you. the question over these weapons go back quite a while. syria has refused to allow united nations inspections on plants part of its nuclear weapons program and that may be in operation today. their chemical weapons program dates back to the mid '70s and successfully produced a variety ofchemical a.