Yanira Maldonado talked to reporters late Thursday after her release from a prison on the outskirts of Nogales, Mexico. Cristina Silva/AP hide caption

itoggle caption Cristina Silva/AP

Maria Carlotta Santa Maria is a single mother in Mexico and is the sole wage earner in her household. Women like her are becoming more common there, and the stigma once associated with having children out of wedlock is fading. Carrie Kahn/NPR hide caption

itoggle caption Carrie Kahn/NPR

Burned cars sit on a highway in Ecatepec near Mexico City, where a gas tanker truck exploded Tuesday. The explosion caused at least 20 deaths and widespread damage in the area. Victor Rojas/AFP/Getty Images hide caption

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Rescue workers are searching the debris in Mexico City, where an explosion Thursday rocked the headquarters of the state-owned oil company, Pemex. Yuri Cortez/AFP/Getty Images hide caption

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Infants used to be born at home to traditional midwives. Mónica Ortiz Uribe hide caption

itoggle caption Mónica Ortiz Uribe

Sept. 1, 2010: Police stood guard by a truck containing some of the bodies of immigrants killed by members of the Zetas drug cartel in Tamaulipas state. Jorge Dan/Xinhua /Landov hide caption

itoggle caption Jorge Dan/Xinhua /Landov

A worker separates tomatoes at a market in Mexico City. The Commerce Department says it might act to end a 16-year-old trade deal governing fresh Mexican tomatoes sold in the U.S. Gregory Bull/AP hide caption

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A city worker sells eggs as people line up outside the truck in Mexico City on Aug. 24. The Mexican government is battling an egg shortage that has caused prices to spike in a country with the highest per-capita egg consumption on Earth. Alexandre Meneghini/AP hide caption

itoggle caption Alexandre Meneghini/AP

On Thursday, the Mexican Navy presented Felix Beltran Leon (in red) as the son of Joaquin "El Chapo" Guzman, Jesus Alfredo Guzman Salazar. On Friday, Mexican and U.S. officials confirmed that Beltran's identity had been mistaken. Alfredo Estrella /AFP/Getty Images hide caption

itoggle caption Alfredo Estrella /AFP/Getty Images