FILE - In this In this Monday, Nov. 8, 2010 file image taken from video and released by SITE Intelligence Group, Anwar al-Awlaki speaks in a video message posted on radical websites. Al-Qaida's Yemeni offshoot on Monday confirmed the killing of U.S.-born militant cleric Anwar al-Awlaki late last month and vowed to avenge the prominent progagadist's death. (AP Photo/SITE Intelligence Group, File) NO SALES, MANDATORY CREDIT