In this image taken from video and released by SITE Intelligence Group, Anwar al-Awlaki speaks in a video message posted on radical websites in November, 2010. SITE Intelligence Group/AP hide caption

itoggle caption SITE Intelligence Group/AP

Sulaiman Abu Ghaith appears in this still image taken from an undated video address. Abu Ghaith, one of Osama bin Laden's sons-in-law and a former spokesman for al-Qaeda, is on trial in New York. Reuters/Landov hide caption

itoggle caption Reuters/Landov

A U.S. drone in the sky over Kandahar Air Field in Afghanistan. Kirsty Wigglesworth/AP hide caption

itoggle caption Kirsty Wigglesworth/AP

In January, this Free Syrian Army fighter stood in front of graffiti in Aleppo that read, roughly, "down with the Islamic State of Iraq and the Levant." On Monday, al-Qaida's leadership said it has no ties with that jihadist group. Jalal Alhalabi /Reuters/Landov hide caption

itoggle caption Jalal Alhalabi /Reuters/Landov

An Iraqi riot police officer flashes the V-sign as his unit returns to its headquarters from clashes with al-Qaida fighters in Basra, Iraq's second-largest city, in the restive Anbar Province. Nabil al-Jurani/AP hide caption

itoggle caption Nabil al-Jurani/AP

In Fallujah on Saturday, Sunni fighters turned out for the funeral of a man killed by Iraqi army artillery fire. Mohammed Jalil /EPA/LANDOV hide caption

itoggle caption Mohammed Jalil /EPA/LANDOV

This receipt for groceries, which includes prices paid for tomatoes, onions, charcoal, meat and a light bulb, was retrieved from a building occupied by al-Qaida's North African branch in Timbuktu, Mali. /AP hide caption

itoggle caption /AP

Warren Weinstein, who was kidnapped in Pakistan in August 2011, in a video sent to news outlets by al-Qaida's media wing. The Associated Press hide caption

itoggle caption The Associated Press

An Afghan man rides a horse at sunset on Nadir Khan hill in Kabul, Afghanistan. Auliya Atrafi paid thousands of dollars and risked his life to escape the Taliban-controlled country, only to return after 12 years living in England. Rahmat Gul/AP hide caption

itoggle caption Rahmat Gul/AP

Libyan Prime Minister Ali Zeidan speaks to the media during a news conference in Rabat, Morocco, on Tuesday, where he talked about the U.S. action to nab an al-Qaida operative in Tripoli. Abdeljalil Bounhar/AP hide caption

itoggle caption Abdeljalil Bounhar/AP

Kenyans watch Monday as a plume of black smoke rises over the Westgate Mall, scene of a terrorist attack that left more than 60 dead. Kenya is a crossroads in East Africa, has many links to the West and has sent troops into Somalia. For all these reasons, the country was targeted by Somalia's al-Shabab militia group. Ben Curtis/AP hide caption

itoggle caption Ben Curtis/AP