Sept. 11 Terrorists: List of Captured and Killed

Osama bin Laden
In this undated image released by the U.S. District Court, a government exhibit shows a photograph, introduced at the sentencing trial of Zacarias Moussaoui, of Al-Qaeda leader Osama bin Laden.

Remember "dead or alive"? That was George W. Bush's famous directive about finding Osama bin Laden after 9/11. It applied to many others as well. Here's a look at the decade's biggest captures and kills.

"Bin Laden counted on him as one of the most significant future assets," a Qaeda–linked militant in Pakistan says. He was killed in 2011.

Atiyah Abd al-Rahma
This undated photo made available by the U.S. National Counterterrorism Center shows Atiyah Abd al-Rahman. U.S. and Pakistani officials said Saturday, Aug. 27, 2011 that al-Qaida's second-in-command has been killed in Pakistan, delivering another big blow to a terrorist group that the U.S. believes to be on the verge of defeat. (National Counterterrorism Center / AP Photo)

a.k.a. Abu Hamza Al-Muhajir, suspected leader of Al Qaeda in Iraq, was killed near Tikrit in 2010.

Baghdad, IRAQ: A picture released by the US Army 15 June 2006 shows undated picture of Abu Ayyub al-Masri, alias Sheikh Abu Hamza al-Mohajer, who is believed to be the successor of slain Al-Qaeda in Iraq leader Abu Musab al-Zarqawi. (AFP-Getty Images)

Al Qaeda's alleged No. 3, was killed in Pakistan in 2010.

Mustafa abu al-Yazid
A file video grab of an undated footage from the Internet shows Al Qaeda leader in Afghanistan Mustafa abu al-Yazid, also known as Sheikh Sa'id al-Masri, making statements from an unknown location. U. S. intelligence agencies believe al-Masri, al Qaeda's No. 3 leader, was killed recently in a missile strike in the tribal areas of Pakistan (Reuters)

Said to be No. 2 of Al Qaeda in Iraq, was killed in 2008.

Abu Qaswarah
This image made available in Baghdad, Wednesday, Oct. 15, 2008 by the US army shows Abu Qaswarah. American soldiers killed Abu Qaswarah, the No. 2 leader of al-Qaida in Iraq, a Moroccan who trained in Afghanistan. (US Army / AP Photo)

An airstrike killed al-Libi, a prominent Qaeda spokesman, in Pakistan in 2008.

 Abu Laith al-Libi
This video released by the IntelCenter 27 April 2007 show Afghan al-Qaeda commander Abu Laith al-Libi during an undated interview. The 43:34-minute video interview was conducted and distributed to jihadist forums by as-Sahab, the multimedia wing of al-Qaeda. This is believed to be al-Libi's first appearance in an as-Sahab video and his first appearance in any video since 2005. (Intelcenter / AFP-Getty Images)

Al-Jubouri, a senior propagandist for Al Qaeda in Iraq, was killed near Baghdad in 2007.

 Muharib Abdul Latif al-Jubouri
03 May 2007, Baghdad, -, Iraq --- The U.S. military photograph of Muharib Abdul Latif al-Jubouri is shown at a press conference in Baghdad, May 3, 2007. The U.S. military said on Thursday it had killed Muharib Abdul Latif al-Jubouri, a senior al Qaeda official in Iraq who it accused of involvement in the kidnapping of Americans Jill Carroll and Tom Fox and other foreigners. (Pool / Reuters-Corbis)

a.k.a. Abdul Rehman, a suspect in the 1998 embassy bombings, was killed in Pakistan in 2006.

Muhsin Musa Matwalli Atwah
10 Oct 2001 --- President Bush presents a list of 22 most dangerous terrorists including the name of Muhsin Musa Matwalli Atwah. (Ron Sachs / CNP-Sygma-Corbis)

Before being killed by a CIA drone in 2009, the head of Pakistan's Taliban allegedly masterminded
the killing of Benazir Bhutto.

Baitullah Mehsud
An undated photo from 2004 shows Pakistani Taliban chief Baitullah Mehsud speaking as he arrives for a meeting in South Waziristan. Pakistan. (A Majeed / AFP-Getty Images)

Once the leader of an Iraqi group that became infamous for beheading hostages, Zarqawi was killed by an American airstrike in 2006.

Abu Musab al-Zarqawi
This is an undated photo of Abu Musab al-Zarqawi released by the U..S Department of State. The U.S. military launched its third airstrike in a week Friday June 25, 2004 in Fallujah, Iraq using precision weapons to destroy a suspected safehouse for al-Zarqawi's terror network. (US Department of State / AP)

a.k.a. Amjad Hussain, allegedly aided Daniel Pearl's killers, was killed in 2004.

Amjad Hussain Farooqi
26 Sep 2004, ISLAMABAD, Pakistan --- A handout photo of militant, Amjad Hussain Farooqi who was killed after the encounter in the small southern city of Nawabshah, 130 km (80 miles) northeast of Karachi September 26, 2004. (Reuters-Corbis)

a.k.a. Abu Ali, a CIA drone killed al-Harthi, a USS Cole bombing suspect, in Yemen in 2002.

Ali Qaed Sinan al-Harthi
Ali Qaed Sinan al-Harthi According newspaper reports Thursday, Feb. 7, 2002 in Yemen, he is alleged to have links with the al-Qaida group and is wanted by the United States for the attack on the USS Cole. (Yemen Observer / AP Photo)

Said to be a key 9/11 planner, was captured in Pakistan in 2002.

Ramzi Binalshibh
A video image released by the FBI January 17, 2002 shows Ramzi Binalshibh, the suspected al Qaeda member who is accused of helping plan the September 11 attacks, has been captured in Pakistan, U.S. officials said September 13, 2002. Binalshibh was caught after a deadly shootout in which two other al Qaeda members were killed. (Getty Images)

Alleged Qaeda operations director Abu Zubaydah was captured in 2002.

Zayn al Abidin Muhammad Husayn
NWK Caption: Zayn al Abidin Muhammad Husayn, a Palestinian known as Abu Zubaydah, is imprisoned at Guantanamo. (Department of Defense / MCT-Getty Images)

Al-Nashiri, said to be a planner of the USS Cole attack, was arrested in 2002.

Abd al-Rahim al-Nashiri
Abd al-Rahim al-Nashiri, a suspect in the USS Cole bombing who is being held at Guantanamo naval base, is pictured in this 2002 photograph. U.S. The judge overseeing U.S. war crimes court at Guantanamo on Thursday dismissed the charges against al-Nashiri, who was accused of plotting the bombing of the Navy warship USS Cole that killed 17 U.S. sailors in the Yemeni port of Aden in 2000 (FBI-Reuters)

Atef, supposedly Al Qaeda's military chief, was killed in Afghanistan in 2001.

Mohammed Atef
This image taken from a collection of videotapes obtained by CNN shows Mohammed Atef, the military advisor for the terrorist group al Qaeda, at a press conference May 26, 1998 in Afghanistan. Atef was killed in a U.S. airstrike in Afghanistan in November of 2001. (CNN / Getty Images)

Mohammed says he planned the 9/11 attacks "from A to Z." He was detained in Pakistan in 2003 and is awaiting trial.

Khalid Sheikh Mohammed
In this March 1, 2003 file picture, Khalid Sheikh Mohammed is seen shortly after his capture during a raid in Pakistan. (AP)