Al Qaeda's second-in-command Ayman al-Zawahri speaks in a grab from a video

 
Al Qaeda
Al Qaeda's second-in-command Ayman al-Zawahri speaks in a grab from a video released September 20, 2007. Al-Zawahri called on Muslims to fight the United States and its allies around the world and praised the operations of Islamist militants in a new video released on Thursday. REUTERS/via Internet