A migrant from El Salvador holds a map he received from church workers at the Mexico-Guatemala border. It shows the freight train schedules and routes to the U.S. border. Carrie Kahn/NPR hide caption

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Parts of the fence along the U.S.-Mexico border might stop vehicles, but they don't keep out those making the journey on foot. Kainaz Amaria/NPR hide caption

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A woman uses a cash machine at an HSBC bank office in Mexico City. The multi-national bank was heavily penalized several years ago for permitting huge transfers of drug cartel money between Mexico and the U.S. Enric Marti/AP hide caption

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Many drug cartel members die young, and when they do, their families often spend lavishly to construct mausoleums that look like small condos. John Burnett/NPR hide caption

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The La Posada Providencia shelter in San Benito, Texas, is run by a group of nuns. While the shelter is just across the border from Mexico, the asylum seekers come from poor, troubled countries around the globe. Kainaz Amaria/NPR hide caption

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Claudia Rosales kneels in front of her home altar devoted to Santa Muerte, or Saint Death. Rosales put up a statue of the saint in the city that was taken down by the mayor of Matamoros. Kainaz Amaria/NPR hide caption

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Dob Cunningham (right) and his friend Larry Johnson stand on the edge of Cunningham's 800-acre ranch in Quemado, Texas, which touches the Rio Grande. On the other side, Mexico. Kainaz Amaria/NPR hide caption

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Javier Aquino (No. 11) of Mexico fights for the ball with DaMarcus Beasley of the U.S. during their team's match Tuesday in Mexico City. The game ended in a 0-0 tie. Miguel Tovar/Getty Images hide caption

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