He had studied in Hamburg, Germany until June 2000, when he left for Florida to attend a flight school. His girlfriend in Bochum filed a missing person report. At his Bochum apartment, documents relating to airplanes and airlines were found.
His family in Lebanon claims that he was an innocent passenger on the plane or that possibly his is a case of mistaken identity and that he wasn't even on the plane. He has not been seen since the attacks.