President Barack Obama, Vice President Joe Biden, Secretary of State Hillary Rodham Clinton and other members of his national security team as they monitored the mission that ended with the death of Osama bin Laden in May 2011. Pete Souza/White House hide caption
Osama Bin Laden Killed
Osama bin Laden was the mastermind behind the Sept. 11, 2001, attacks that killed thousands.President Barack Obama, Vice President Joe Biden, Secretary of State Hillary Rodham Clinton and other members of his national security team as they monitored the mission that ended with the death of Osama bin Laden in May 2011. Pete Souza/White House hide caption
33 Years In Prison For Pakistani Doctor Who Aided Hunt For Bin Laden
On May 1, 2011, Osama bin Laden was killed by U.S. forces at a compound in Abbottabad, Pakistan. AP hide caption
Pakistani policemen escort a minivan carrying family members of slain al-Qaeda chief Osama bin Laden, in Islamabad, earlier today. Aamir Qureshi/AFP/Getty Images hide caption
Pakistani security personnel stand guard outside the house in Islamabad where family members of al-Qaida chief Osama bin Laden are being held. Aamir Qureshi/AFP/Getty Images hide caption
During the raid on Osama bin Laden's compound in Abbottabad, Pakistan, a video showing the al-Qaida leader watching television was discovered. AFP/Getty Images hide caption
Al-Qaida is known to keep meticulous records. Experts say that's the influence of Osama bin Laden, shown in 1998, who was obsessed with documenting everything. Rahimullah Yousafzai/AP hide caption
Secretary of State Hillary Rodham Clinton and Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, were in Islamabad today (May 27, 2011). Aamir Qureshi/AFP/Getty Images hide caption
The compound in Abbottabad, Pakistan, where al-Qaida leader Osama bin Laden was found and killed. (May 3, 2011, file photo.) Getty Images hide caption
Pakistani military and police officials cordoned off a street in Abbottabad near the compound where Osama Bin Laden was found and killed. (May 8, 2011, file photo.) Asif Hassan/AFP/Getty Images hide caption
Steve Inskeep talks with Anatol Lieven
U.S. Sen. John Kerry (left) shakes hands with Pakistani Prime Minister Yousuf Raza Gilani during a meeting in Islamabad on Monday. Aamir Qureshi/AFP/Getty Images hide caption
A still image from video footage released by the U.S. Department of Defense shows Osama bin Laden watching himself on TV. Rex Features/AP hide caption
Corporal Daniel Wheeler, Bravo Co. 1/5 Marines, walks through a waist high wheat field on a patrol in Sangin District near the Helmand River in southern Afghanistan earlier this month. David Gilkey/NPR hide caption