Number of US illegal immigrants from Mexico drops
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Credit: AFP/Getty Images
A group of Mexican illegal immigrants wait to cross the border between Mexico and the U.S., in Nogales, Sonora, Mexico, on July 29, 2010. Across the border, a controversial new immigration law went into effect after midnight Wednesday, stripped of powers for police to spot check the legal status of suspects but spreading fear through immigrant communities. AFP PHOTO/Alfredo Estrella (Photo credit should read ALFREDO ESTRELLA/AFP/Getty Images)
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