In South Sudan, the staff of Doctors Without Borders has newly devised "runaway bags," filled with medical supplies so the health workers can provide care if people have to flee because of conflict.
On the rescue ship Aquarius, Sarah Giles cares for a refugee from Senegal who was crossing the Mediterranean in an inflatable rubber boat. Giles is a doctor with Doctors Without Borders.
Andrè Liohn/Courtesy of MSF
Displaced women at the Muna informal settlement outside Maiduguri. They're among more than 2 million people driven from their homes by Boko Haram attacks during northeastern Nigeria's 7-year insurgency.
Ofeibea Quist Arcton/NPR