...In the immediate aftermath of the attacks, the president, like all Americans, wanted to know who was responsible. It would have been irresponsible not to ask a question about all possible links, including to Iraq -- a nation that had supported terrorism and had tried to kill a former president. Once advised that there was no evidence that Iraq was responsible for Sept. 11, the president told his National Security Council on Sept. 17 that Iraq was not on the agenda and that the initial U.S. response to Sept. 11 would be to target al Qaeda and the Taliban in Afghanistan...