. >> my name is hutaifa azzam.iving with bin laden for more than eight years continuously, you could say. >> hutaifa is abdullah azzam's son. this is his first interview for western television. >> my father was leading arabic and islamic studies and osama bin laden was studying engineering at that time. >> reporter: bin laden was drawn to the influential cleric seen here in afghanistan. he was the ideologic force behind the call for jihad, and he implored the young and impressionable osama to follow him. >> at the end of 1984, end of summer, my father told him, you have to leave with me, i'm leaving for pakistan and afghanistan. >> reporter: bin laden responded. he made the move from saudi arabia to pakistan. >> the picture you get of bin laden at this point is he's shy, he's retiring, monosyllabic, barely get a word out of him. he's completely overshadowed by his mentor, abdullah azzam, who is a larger than life, charismatic figure, and somebody who really had a father/son relationship with bin laden. >> reporter: