"I am assured that the US has a full-proof system at hand. The CIA operatives ask the person in question: are you with Al-Qa`idah? If the person says no, he is told: take the weapons AND money and run. If he says yes, he is told: not good. Take the money and weapons and run but don't use against us one day, ok?"
How the US ensured that its weapons and equipment don't fall into Al-Qa`idah hands