Clarke said he asked for a Cabinet-level meeting in January 2001, shortly after the president took office, to discuss the threat al Qaeda posed to the United States. "That urgent memo wasn't acted on," Clarke told CBS. Instead, he said, administration officials were focused on issues such as missile defense and Iraq.
http://edition.cnn.com/2004/ALLPOLITICS/03/22/clarke.bush/index.html
On July 10, 2001, two months before the attacks on the World Trade Center and the Pentagon, then-CIA Director George J. Tenet met with his counterterrorism chief, J. Cofer Black, at CIA headquarters to review the latest on Osama bin Laden and his al-Qaeda terrorist organization.
http://www.washingtonpost.com/wp-dyn/content/article/2006/09/30/AR2006093000282.html
Within a week of the inauguration, I wrote to Rice and Hadley asking 'urgently' for a Principals, or Cabinet-level, meeting to review the imminent Al-Qaeda threat. Rice told me that the Principals Committee, which had been the first venue for terrorism policy discussions in the Clinton administration, would not address the issue until it had been 'framed' by the Deputies
http://en.wikipedia.org/wiki/Richard_A._Clarke#Early_warnings_about_Al-Qaeda_threat