Goats and SodaGoats and Soda

STORIES OF LIFE IN A CHANGING WORLD

Tongying Liu, who suffers from mental illness, eats dinner in a corner while her son, Tong Xiao, and his younger sister, Ling Xiao, try to keep their box of snacks from their pig. Tongying had six children but hacked her oldest son to death and let three others starve. Liu Yuyang/At Home With Mental Illness hide caption

itoggle caption Liu Yuyang/At Home With Mental Illness

A long legacy in global health: Former President Jimmy Carter has worked to end neglected diseases since 1982. Here he sits with former South African President Nelson Mandela at a ceremony in Soweto, celebrating a new AIDS project in 2002. AFP/Getty Images hide caption

itoggle caption AFP/Getty Images

A celebration erupts in the streets of the Massessehbeh village on Friday, after President Ernest Bai Koroma officially ended Sierra Leone's largest remaining Ebola quarantine. Sunday Alamba/AP hide caption

itoggle caption Sunday Alamba/AP

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The PharmaChk is a bit like a litmus test for drugs: You pop in a pill at one end, and in 15 minutes, a number appears on a screen telling you the drug's potency. Mahafreen H. Mistry/NPR hide caption

itoggle caption Mahafreen H. Mistry/NPR

Ricardo "Cobe" Williams, wearing the cap, served time for attempted murder before joining CeaseFire as a "violence interrupter." Above, he talks with Lil Mikey in a scene from the documentary The Interrupters. Lil Mikey, who'd also been in prison, went on to become an outreach worker with the organization. Aaron Wickenden/Courtesy of Kartemquin Films hide caption

itoggle caption Aaron Wickenden/Courtesy of Kartemquin Films

A woman receives the rVSV-ZEBOV Ebola vaccine at a clinical trial in Conakry, Guinea. The vaccine appears effective after only one shot. Cellou Binani/AFP/Getty Images hide caption

itoggle caption Cellou Binani/AFP/Getty Images

Using a digital device that displays Braille characters, Haben Girma talks with President Obama at a White House ceremony marking the 25th anniversary of the Americans with Disabilities Act. White House photo/Courtesy of Haben Girma hide caption

itoggle caption White House photo/Courtesy of Haben Girma

The bar chart tells all: That's how eighth-graders at Bakgatle Community Junior Secondary School in Botswana can compare the HIV infection rate of older men and of teenage boys. Don Boroughs for NPR hide caption

itoggle caption Don Boroughs for NPR

A baby helps make history. The Kenyan child is receiving the new malaria vaccine — the first ever that can wipe out a parasite — as part of a clinical trial. Karel Prinsloo/AP hide caption

itoggle caption Karel Prinsloo/AP

Teacher Kim Song Bo lectures at a new school that is training students to make prosthetic limbs. Classes are held at the Center for the Rehabilitation of the Paralyzed in Dhaka, Bangladesh. Amy Yee/NPR hide caption

itoggle caption Amy Yee/NPR

Slum dwellers near Calcutta get their water from a municipal pipe. Water coming out of the tap on the left is for bathing and so is untreated. The blue Zimba chlorinator is hooked up to the tap on the right, which is used for drinking water. Courtesy of Suprio Das/Zimba hide caption

itoggle caption Courtesy of Suprio Das/Zimba

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

itoggle caption Abbas Dulleh /AP