sub-Saharan Africa

Experts say nearly every woman migrating to Spain from Africa is sexually abused along the way. They sometimes arrive pregnant or with infants conceived on their journey, often a result of rape.

An interview with Dr. Deborah Birx, the U.S. Global AIDS coordinator. She says this is an "exciting" time in the global fight against the disease.

Around 80 percent of medical equipment in low-income countries is donated. And most of it doesn't work.

Researchers have uncovered a juicy tidbit that could be the parasite's undoing.