Supporters of the al-Nusra Front protest in Aleppo, Syria, on Sept. 26, days after airstrikes there targeted the al-Qaida unit called Khorasan. U.S. officials say some top Khorasan leaders were embedded with the Nusra Front, al-Qaida's arm in Syria.
Fadi al-Halabi/AFP/Getty Images
Yemeni soldiers hold up their weapons at an area seized from al-Qaida in the southeastern province of Shabwa, Yemen, on May 8. President Obama said Wednesday that U.S. strategy against the so-called Islamic State would be similar to how it targeted militants in Yemen and Somalia.
Yemen's Defense Ministry/AP
Al-Qaida leader Ayman al-Zawahiri is shown here in a still image posted online in 2011. In a video released this week, he announced that al-Qaida was establishing a faction in the Asian subcontinent with a focus on India.
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.
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
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.
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.
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.