Fatma Tanis

Mahamat Djouma is one of the millions displaced by the civil war in Sudan. He is part of an especially vulnerable group — unaccompanied minors. Here is his story.

Sudan's civil war has displaced 10 million citizens. Here are profiles of two young people from the most vulnerable groups: an unaccompanied minor caring for twin brothers, a woman who was raped.

In one refugee settlement in Chad, estimates are that 97% of the Sudanese residents are women and children. Here's how four women there are mourning the loss of a partner and struggling to get by.

It is the world's largest displacement crisis: 13 million people have fled their homes in war-torn Sudan. In neighboring Chad, both refugees and locals cope with this extraordinary upheaval.

A team of independent famine experts, working under the U.N. umbrella, believe Sudan is experiencing famine. But issuing a declaration — which could bring in more aid — turns out to be complicated.

The government of Sudan has not made an official declaration of famine and denies that famine exists. Aid groups are concerned that without a declaration, international resources won't be mobilized.

The virus has been confined to certain areas of the Amazon but is moving into new turf as climate change enables the insects that spread it to spread out. Here's what we know.

An emergency coordinator from Doctors Without Borders has seen crises around the world but says she's never seen anything like this. A new report from the aid group underscores her assessment.

Health-care facilities have been under attack by both sides in Sudan’s year-long civil war. Aid groups are trying to shore up care with mobile clinics but fear the need is too great.

A year ago, she packed what she could, helped her mother, who's in a wheelchair, into the car and drove all night to find a haven. In the U.S. to accept an award, she talks about her country's crisis.