Anwar al-Awlaki killed in Yemen

In this image taken from video and released by SITE Intelligence Group on Nov. 8, 2010, Anwar al-Awlaki speaks in a video message posted on radical websites. (Site Intelligence Group/AP)

In this May 2, 2010 file image taken from video, a police officer approaches the vehicle containing a car bomb, which stands with the door open and the police officer reaches down to lift one of the red canisters on the roadway in New York City's Times Sq

In this May 12, 2006 file photo, Sarah Khonaizan. left, and her husband Homaidan Al-Turki, both Saudi citizens, arrive at the Arapahoe County courthouse in Centennial, Colo. Homaidan al-Turki, a Saudi Arabian linguist, attended prayers at a mosque recorde

A Yemeni Ambulance carrying the bodies of two Belgian women at Sana'a airport, Yemen, Jan. 18, 2008. Gunmen believed to be al-Qaida militants opened fireon a tourist convoy in eastern Yemen. (AP Photo/ Mohammed al-Qadhi)

A U.S. embassy employee inspects a damaged vehicle in front of the main entrance of the U.S. embassy in the capital Sana'a, Yemen Thursday, Sept. 18, 2008. Militants linked to al-Qaida launched a brazen attack that failed to breach the walls but killed 19

In this image released by the U.S. Army, wounded are prepared for transport in waiting ambulances outside Fort Hood's Soldier Readiness Processing Center Thursday, Nov. 5, 2009, in Fort Hood, Texas. Army psychiatrist Maj. Nidal Malik Hasan is charged with