It has gotten harder for undocumented migrants to sneak into the U.S. from Latin America. That has led to a rise in the price charged by human smugglers.
Thousands of Central American migrants come to the U.S. illegally each year. They often hire a human smuggler to get them across the border. The story of one woman's journey shows how human smuggling is intertwined with human trafficking.
The World Health Organization says the spread of the Zika virus through the Americas is "alarming" and will meet on Monday to decide whether to declare the outbreak an international health emergency. The virus may be linked to cases of birth malformations in Brazil.
Mexican authorities said they put Ethan Couch on a plane in Mexico City. The 18-year-old, who was on probation for killing four people while driving drunk, had fled to Mexico with his mother.
Facing criticism that the World Health Organization has been slow to respond to Zika, Dr. Margaret Chan delivers her first major address on the outbreak.
A team of researchers working on a Zika vaccine has a massive study underway assessing pregnant women and newborns in the northeastern region of Bahia, Brazil. It is the largest study of its kind into a virus that is sweeping across Latin America and has been linked to microcephaly in infants.
Some Latin American countries are calling on women to postpone getting pregnant. Women's rights activist Monica Roa thinks that's "naive and ineffective."
On a trial basis, a British company is releasing genetically modified mosquitoes in Brazil to try to reduce the Aedes aegypti population — the species spreading Zika.