Anti-Qaddafi fighters celebrate the death of Muammar Qaddafi in Sirte, Libya, on Oct. 20. Mr. Qaddafi was killed as Libya's new leaders declared they had overrun the last bastion of his long rule, sparking wild celebrations that eight months of war may finally be over. Esam Al-Fetori/Reuters
People celebrate the death of Muammar Qaddafi at Martyrs' Square in Tripoli, Libya, on Oct. 20. Suhaib Salem/Reuters
Anti-Qaddafi fighters gesture as they ride in a vehicle dragging an image of Muammar Qaddafi after the fall of Sirte, Libya, in the town on Oct. 20. Esam Al-Fetori/Reuters
Libyans living in Tunisia celebrate the death of Muammar Qaddafi outside the Libyan Embassy in Tunis on Oct. 20. Hassene Dridi/AP
In this image made from amateur video released by Ugarit News and accessed via The Associated Press Television News on Oct. 21, a banner at left, in Arabic, reads, 'the victory of the Libyan rebels is a victory for all Arabs' in Idlib, Syria. Ugarit News via APTN/AP
Followers of radical Shiite cleric Muqtada al-Sadr chant anti-Qaddafi slogans during a demonstration in the Sadr City neighborhood in Baghdad, Iraq, on Oct. 21, following the death of Muammar Qaddafi. Karim Kadim/AP
People wave pre-Qaddafi flags as they gather to celebrate the death of Muammar Qaddafi in Cairo on Oct. 20. AP
Libyans react to the death of Muammar Qaddafi outside the Libyan Embassy in London on Oct. 20. Sang Tan/AP
Outside the Libyan Embassy in London, Libyans react to the death of Muammar Qaddafi on Oct. 20. Sang Tan/AP
A Yemeni protester holds a sign with a pre-Qaddafi flag with writing in Arabic that reads, 'Libya the victor killed the tyrant,' during a demonstration demanding the resignation of Yemeni President Ali Abdullah Saleh in Sanaa, Yemen, on Oct. 21. Hani Mohammed/AP
Libyan Americans celebrate the death of Muammar Qaddafi on Pennsylvania Avenue in front of the White House in Washington on Oct. 20. Charles Dharapak/AP
People celebrate Muammar Qaddafi's death near the Champs Elysee in Paris on Oct. 20. Michel Euler/AP
While officials agree that conditions are much improved in Sierra Leone, Liberia, and Guinea, it's unclear if this Ebola outbreak could have been responded to quicker, with less cost and suffering.
ByKrista Larson and Maria Cheng, Associated Press
A top U.N. official in the fight against Ebola greeted just three patients at one treatment center he visited this week in Sierra Leone. Families in Liberia are no longer required to cremate the remains of loved ones to halt the spread of the virulent disease.