Boys show off their four-legged friends at a rabies vaccination drive set up by the Serengeti Health Initiative in the Bariadi District of Tanzania. Anna Czupryna/Courtesy of Serengeti Health Initiative hide caption

itoggle caption Anna Czupryna/Courtesy of Serengeti Health Initiative

Liberian physician Martha Zarway continues work in a temporary clinic while her original facility is disinfected. Tommy Trenchard for NPR hide caption

itoggle caption Tommy Trenchard for NPR

Some potential new Ebola drugs will be tested at treatment centers like this one run by Doctors Without Borders near Monrovia. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

In Sierra Leone, a burial team from the government carries the coffin of an Ebola doctor who succumbed to the virus. Funerals and other expressions of mourning are key moments for anthropologists to translate between native cultures and foreign aid efforts, anthropologist Ann Kelly says. Carl De Souza/AFP/Getty Images hide caption

itoggle caption Carl De Souza/AFP/Getty Images

Five ambulances, donated by the U.S. to help combat Ebola, are lined up after a ceremony attended by Sierra Leone's president, Ernest Bai Koroma, in Freetown on Sept. 10. Michael Duff/AP hide caption

itoggle caption Michael Duff/AP

Mina Bestman moved to Georgia from Liberia almost 20 years ago. She owns Mina's Cuisine, a West African restaurant that caters to homesick Liberians. Dustin Chambers for NPR hide caption

itoggle caption Dustin Chambers for NPR

Bendu Borlay, 21 and an Ebola survivor, is caring for an infant whose mother died of the disease. Tommy Trenchard for NPR hide caption

itoggle caption Tommy Trenchard for NPR

This still image from video published on the Internet on Wednesday by a group calling itself Jund al-Khilafah, or Soldiers of the Caliphate, shows members of the group standing behind French mountaineer Herve Gourdel just before beheading him. AP hide caption

itoggle caption AP

South Africa Health Minister Aaron Motsoaledi has no patience for people who abuse their health and expect the government to fix things. Alexander Joe/AFP/Getty Images hide caption

itoggle caption Alexander Joe/AFP/Getty Images