A unidentified family member (right) of a 10-year-old boy that contracted Ebola has her temperature measured by a health worker outside an Ebola clinic on the outskirts of Monrovia, Liberia, on Nov. 20. Liberia, Guinea and Sierra Leone have now gone 42 days without a single reported case of Ebola. Abbas Dulleh /AP hide caption

toggle caption Abbas Dulleh /AP

Medical workers surround 34-day-old Noubia, the last known patient to contract Ebola in Guinea, as she was released from a Doctors Without Borders treatment center in Conakry on Nov. 28. Cellou Binani /AFP/Getty Images hide caption

toggle caption Cellou Binani /AFP/Getty Images

Dr. Mosoka Fallah (center), an epidemiologist who investigates cases of Ebola, meets with residents of New Kru Town, a district in Monrovia, Liberia. Daniel Berehulak/The New York Times/Redux hide caption

toggle caption Daniel Berehulak/The New York Times/Redux

The winner of Liberia's Integrity Idol 2015 is registered nurse Jugbeh Tarpleh Kekula. She works in the emergency room at the Liberia Government Hospital in Buchanan, the country's third-largest city with a population of some 35,000. Carielle Doe for NPR hide caption

toggle caption Carielle Doe for NPR

Some health workers in Liberia had stopped using the protective gear that was part of the Ebola routine. The photo above is from 2014, when the epidemic was at its peak. David P. Gilkey/NPR hide caption

toggle caption David P. Gilkey/NPR
Puzzling Ebola Death Shows How Little We Know About The Virus
  • Download
  • <iframe src="https://www.npr.org/player/embed/457277942/457277943" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Health workers wash their hands after taking a blood sample from a child to test for the Ebola virus. On Tuesday, the workers tested people in the village outside Monrovia where a 17-year-old boy died of the disease over the weekend. Abbas Dulleh /AP hide caption

toggle caption Abbas Dulleh /AP

A single Lassa fever virus particle, stained to show surface spikes — they're yellow — that help the virus infect its host cells. London School of Hygiene & Tropical Medicine hide caption

toggle caption London School of Hygiene & Tropical Medicine
How Worried Should We Be About Lassa Fever?
  • Download
  • <iframe src="https://www.npr.org/player/embed/409769488/409804779" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A boot-drying rack sits empty at the Ministry of Defense Ebola Treatment Unit in Monrovia. Jason Beaubien/NPR hide caption

toggle caption Jason Beaubien/NPR
What Should Liberia Do With Its Empty Ebola Treatment Units?
  • Download
  • <iframe src="https://www.npr.org/player/embed/406982308/407071644" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Moses Lasana recovered from Ebola, but he faces a range of medical issues and waves of pain. "The pain just come from one part of the body to another," he says. Jason Beaubien/NPR hide caption

toggle caption Jason Beaubien/NPR
Ebola Survivors Who Continue To Suffer
  • Download
  • <iframe src="https://www.npr.org/player/embed/406748691/406938745" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Caroline Williams is a community organizer in New Kru Town, a suburb of Monrovia. Here's how she got her message through to Liberians about preventing Ebola: "We talk to them, talk to them, talk to them. At last they started listening to us. All the methods that we been giving them, by God's will, they accepted." Jason Beaubien/NPR hide caption

toggle caption Jason Beaubien/NPR
Block By Block, Health Workers Lead Liberia To Victory Over Ebola
  • Download
  • <iframe src="https://www.npr.org/player/embed/405200905/405415795" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A nurse holds a young girl who was vaccinated at the kickoff of a national measles prevention campaign in Liberia. Jason Beaubien/NPR hide caption

toggle caption Jason Beaubien/NPR
As Ebola Leaves Liberia, Measles Makes A Forceful Comeback
  • Download
  • <iframe src="https://www.npr.org/player/embed/405029929/405260460" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Lucy Barh, head of the Liberian Midwives Association, says of the impending end of the Ebola outbreak: "It is a joy, it is a joy. And I am so grateful to God. The Lord almighty has love for this nation. That is why we have come to this point." Jason Beaubien/NPR hide caption

toggle caption Jason Beaubien/NPR

Heffernan photographs health care worker Martha Lyne Freeman. Courtesy of Marc Campos/Occidental College hide caption

toggle caption Courtesy of Marc Campos/Occidental College
An Artist's Brainstorm: Put Photos On Those Faceless Ebola Suits
  • Download
  • <iframe src="https://www.npr.org/player/embed/397853271/398575572" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Chuckie Taylor in Liberia at an unknown date and location. Courtesy of Johnny Dwyer and Lynn Henderson hide caption

toggle caption Courtesy of Johnny Dwyer and Lynn Henderson
Florida Teen, War Criminal: The Life Of An 'American Warlord'
  • Download
  • <iframe src="https://www.npr.org/player/embed/396384872/397524445" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Light shines through the chlorine-stained windows in the blood-testing area at Redemption Hospital in New Kru Town, Monrovia, Liberia. David Gilkey/NPR hide caption

toggle caption David Gilkey/NPR
As Ebola Crisis Ebbs, Aid Agencies Turn To Building Up Health Systems
  • Download
  • <iframe src="https://www.npr.org/player/embed/394324540/394789478" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript