Danyale Jones spits a live crawfish from her mouth as she competes in the bobbing for crawfish competition during the 20th annual Rajun Cajun Crawfish Festival benefiting Porter-Leath in downtown Memphis, Tenn., April 15, 2012. This year 16,150 pounds of crawfish were cooked and served to the crowd that enjoyed a sunny yet blustery day. (Mike Brown/The Commercial Appeal/AP Photo)

Danyale Jones spits a live crawfish from her mouth as she competes in the bobbing for crawfish competition during the 20th annual Rajun Cajun Crawfish Festival benefiting Porter-Leath in downtown Memphis, Tenn., April 15, 2012. This year 16,150 pounds of crawfish were cooked and served to the crowd that enjoyed a sunny yet blustery day. (Mike Brown/The Commercial Appeal/AP Photo)

North Koreans, lit with red light, look on with delight as they watch a fireworks display along the Taedong River in Pyongyang to celebrate 100 years since the birth of the late North Korean founder Kim Il Sung, April 15, 2012. (David Guttenfelder/AP Photo)

Afghan policemen are mirrored in glass from a broken window as they stand guard outside the building where Taliban fighters launched an attack in Kabul, April 16, 2012. A total of 36 Taliban militants were killed as they mounted a wave of attacks across Afghanistan. (Johannes Eisele/AFP/Getty Images)

Volunteers try to remove debris at the site of a collapsed factory in Jalandhar, India, April 16, 2012. The building, housing a blanket manufacturing factory, collapsed after a blast in the factory's boiler. (Altaf Qadri/ AP Photo)

A funnel cloud dips down from the clouds, April 14, 2012, just southwest of Otis, Kansas as severe thunderstorms roll across Kansas. The funnel touched down briefly before the storm weakened. Supercell thunderstorms spawned numerous tornadoes in Kansas. (Steven Hausler/The Hays Daily News/AP Photo)

A police officer stands guard near a multistory building where Taliban took positions near Parliament in Kabul, April 16, 2012. Forty-seven people, including militants, were killed and 65 others wounded during a coordinated group assault in Kabul, Nangarhar, Logar and Paktia provinces, by Taliban forces, the interior minister said. (Pajhwok Afghan News/Demotix/Corbis)

Students vandalize the outer wall of the US embassy, during a lightning protest in Manila, April 16, 2012. The protesters staged a lightning rally on the first day of the 2012 Balikatan Exercises, war games between US and Philippine troops that will take place simultaneously in several parts of the Philippines. The action is part of their campaign against US interventionism in the country. (Noel Celis/AFP/Getty Images)

Right-wing extremist Anders Behring Breivik, who killed 77 people in twin attacks in Norway last year, makes a far-right salute as he enters court, April 16, 2012, for his trial which begins today. (Heiko Junge/AFP/Getty Images)

US Secretary of State Hillary Clinton enjoys the nightlife at Cafe Havana in Cartagena, Colombia, April 15, 2012. Clinton is in Cartagena to attend the VI Summit of the Americas. (AFP/Getty Images)

East Timorese wait in line to vote in the run-off Presidential elections, April 16, 2012 in Dili, East Timor. The second round run-off, necessary after the March 17 elections didn't find a conclusive winner through majority vote, is between Taur Matan Ruak and Francisco Guterres. (Paula Bronstein/Getty Images)