At around 9:30 pm on September 11, 2001, George Tenet, director of the Central Intelligence Agency (CIA), told President George W. Bush and U.S. senior officials that the CIA's Counterterrorism Center had determined that Osama bin Laden and al-Qaeda were responsible for the September 11 attacks.[1] Two weeks after the terrorist attacks on September 11, 2001, the Federal Bureau of Investigation connected the hijackers to al-Qaeda,[2] a militant Salafist Islamist multi-national organization. In a number of video, audio, interview and printed statements, senior members of al-Qaeda have also asserted responsibility for organizing the September 11 attacks.[3][4][5]
That night, around 9:30 [...] Tenet told the president and his inner circle that the Counterterrorist Center had identified Osama bin Laden and Al-Qaeda as being behind the attacks
Abu Jandal conceded that he knew Shehhi and gave his Qaeda name, Abdullah al-Sharqi. He did the same with Mohammed Atta, Khaled al-Mihdhar, and four others