From the Guardian:
Mohammed AtefEgyptian militant who rose to the top of the al-Qaida hierarchy
Khaled Dawoud
Monday November 19, 2001
The Guardian
Mohammed Atef, who was killed, aged 57, in an United States air raid near Kabul was, according to US intelligence, the military planner of the Islamist al-Qaida group. US Intelligence also identified him as having masterminded the bombing of its embassies in Kenya and Tanzania in 1998. The US had placed a $5m reward on his head.