Sy Hersh: 'No amount of apologetic testimony or political spin last week could mask the fact that, since the attacks of September 11th, President Bush and his top aides have seen themselves as engaged in a war against terrorism in which the old rules did not apply. In the privacy of his office, Rumsfeld chafed over what he saw as the reluctance of senior Pentagon generals and admirals to act aggressively. By mid-2002, he and his senior aides were exchanging secret memorandums on modifying the culture of the military leaders and finding ways to encourage them “to take greater risks.” '