Zawahiri, who turns 60 on Sunday, had been serving as bin Laden's right-hand man, as well as al-Qaeda's chief ideologist and second-in-command for many years.
Pazar günü 60 yaşına giren Zevahiri, yıllarca bin Ladin'in sağ kolu ve El Kaide'nin beyni ve ikinci komutanı olarak görev yaptı.