In this May 17, 2012 photo, migrants, mostly from Honduras, rest on the railroad tracks as they wait for a train headed north, in Lecheria, on the outskirts of Mexico City. While the number of ... more 
In this May 17, 2012 photo, migrants, mostly from Honduras, rest on the railroad tracks as they wait for a train headed north, in Lecheria, on the outskirts of Mexico City. While the number of Mexicans heading to the U.S. has dropped dramatically, a surge of Central American migrants is making the 1,000-mile northbound journey this year, fueled in large part by the rising violence brought by the spread of Mexican drug cartels. (AP Photo/Alexandre Meneghini) less 
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Associated Press | Photo By Alexandre Meneghini
Thu, Jul 12, 2012 12:22 PM EDT