for some, the problem goes beyond a case like passaro's.r pentagon official alberto mora, one of the leading critics of torture, says that even authorized frontline interrogators were given mixed messages. >> one of the former c.i.a. directors was mike hayden, was quoted as saying, famously, that he wanted his people to have chalk on their cleats as they were proceeding in the war on terror. well, the problem with-with that analogy is that, if you have chalk on your cleats you've stepped out of bounds. >> reporter: former attorney general alberto gonzales, who helped draft the legal justifications for enhanced interrogation, says the practice was meant to be done only in specific circumstances, by authorized interrogators. >> we looked at the statute which is you cannot intentionally inflict severe physical or mental pain or suffering. that's all the statute says. and, you know, all i can say is the, that the lawyers tried very hard to define for the operators what would be consistent with the statute passed by congress. >> ifill: the c.i.a