Several sources indicated that Nidal Malik Hasan , the sole suspect in the November 5 , 2009 Fort Hood shooting , attended the Dar Al-Hijrah mosque at the same time in 2001 as Nawaf al-Hazmi and Hani Hanjour ( two of the September 11 hijackers ) , who attended the mosque for several weeks during 2001 when Anwar al-Awlaki was imam there ; a law enforcement official said that the FBI will probably look into whether Hasan associated with the hijackers . The mosque issued a statement condemning the Fort Hood shootings , and al-Awlaki 's praise of them . In addition , the phone number for the mosque was found in the apartment of one a planner of the September 11 attacks , Ramzi bin al-Shibh in Hamburg , northern Germany . Ahmed Omar Abu Ali , who was convicted of providing material support to al Qaeda and conspiracy to assassinate President George W. Bush , worshiped and taught Islamic studies at the mosque around that time , where he was also a camp counselor
September 11 attacks
September 11 attacks
Dar Al-Hijrah