President Obama meets Friday with immigration activists on the National Mall in Washington. Leslie E. Kossoff/Pool/EPA/Landov hide caption

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Illegal immigrants captured in the Libyan coastal city of Surman are held at a temporary prison in an eastern district of Tripoli, Libya, on Oct. 19. Hamza Turkia/Xinhua /Landov hide caption

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Parents arrive to pick up their children from a school in Montgomery, Ala. After a tough immigration law was enacted in 2011, Hispanic students began to disappear from classrooms in the state's public schools. Dave Martin/AP hide caption

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Migrants arrive in Valletta, the Maltese capital, aboard a patrol boat on Oct. 12, a day after their boat sank, killing more than 30 people, mostly women and children — just the latest deadly migrant tragedy to hit the Mediterranean. Despite Europe's financial crisis illegal immigrants continue to attempt to enter Europe through its southern coastal countries as they seek a better life. AFP/Getty Images hide caption

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Demonstrators supporting an immigration overhaul stage a sit-down protest at the offices of Rep. Mario Diaz-Balart, R-Fla., on Oct. 11. Lynne Sladky/AP hide caption

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A man relaxes at a downtown park in Seoul. The pronounced demographic shift triggered by a plummeting birth rate and soaring life expectancy is seen as one of the greatest challenges facing Asia's fourth-largest economy. Kim Jae-Hwan/AFP/Getty Images hide caption

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A chocolate cake is shaped like Europe, with new EU members Romania and Bulgaria (far right), at a welcoming ceremony for their entry into the bloc on Dec. 14, 2006. Curbs on the movement of citizens of the two countries end on Jan. 1, raising fears in Western Europe of an influx of Bulgarian and Romanian workers. Thierry Charlier/AP hide caption

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