Seth Mandel hits the nail on its head : Qaddafi is using the populace as a human shield just as Hamas did in Gaza. Nato faces the same problem as the Israeli military. Here is a Nato briefer showing Nato destroying one tank. They are plenty left. Nato, consequently will forced to choose between failure and another Goldstone report accusing Nato of not being careful enough with civilian lives. I suspect Nato will give up or continue killing rebels and accusing the victims of incompetence: