A Filipino girl looks out from a window of a gate at a slum area in suburban Quezon City, north of Manila, Philippines, April 26, 2012. The girl's home is among ones that are subject for demolition following an eviction notice from the landowner. (Aaron Favila/AP Photo)

Fresh steel is poured into molds for railroad suspension parts at the Columbus Castings facility in Columbus, Ohio, April 25, 2012. The Commerce Department's Bureau of Economic Analysis is scheduled to release gross domestic product (GDP) figures for the first quarter of 2012 on April 27. (Ty Wright/Bloomberg via Getty Images)

House Budget Chairman Rep. Paul Ryan, R-Wis., is introduced before speaking on "America's Enduring Promise," and the federal budget, in a speech at Georgetown University, April 26, 2012 in Washington. (Win McNamee/Getty Images)

Palestinians carry a wounded man after clashes with Israeli soldiers outside Ofer prison near the West Bank city of Ramallah, April 26, 2012, during a demonstration in solidarity with Palestinian prisoners on hunger strike. (Fadi Arouri/Xinhua Press/Corbis)

Karen Steele of Westminster, Md., shows her support for accused whistle-blower, Army PFC Bradley Manning, while outside the front gates of Fort Meade, April 26, 2012, in Fort Meade, Md. The judge in the case is expected to rule on a defense motion to dismiss all charges against Manning who is accused of providing WikiLeaks with sensitive documents, diplomatic cables and video clips. (Chip Somodevilla/Getty Images)

Brazilian swimmer Felipe Franca slices through the water during the men's 50-meter breaststroke as part of Maria Lenk Swimming Trophy, April 26, 2012, in Rio de Janeiro. (Buda Mendes/LatinContent/Getty Images)

Tong, a 7-year-old chimpanzee, drinks water from a pipe sprayed to cool him off as temperatures rose to nearly 104 degrees at Dusit Zoo in Bangkok, Thailand, April 26, 2012. (Apichart Weerawong/AP Photo)

German consul Horst Jose Boogen holds flowers during a ceremony for those who died in Guernica, Spain, on the anniversary of the attack, April 26, 2012. The town was razed by a German bomber attack and some thousands of Basque citizens lost their lives on this day in 1937. The carnage has ever since stood as a symbol of man's cruelty to his fellow man, immortalized in Pablo Picasso's painting. (Alvaro Barrientos/AP Photo)