Amy Pryle, age 3, reacts as a Grey Pansy butterfly lands on her nose at the Natural History Museum's Butterfly Jungle exhibition in London, Thursday, April 30, 2009. The Butterfly Jungle exhibition recreates a living rainforest environment, where tropical butterflies roam freely and other insects are display.
Credit: AP Photo/Sang Tan
Celebration's Somber End
Flags are seen half-mast following an incident involving a car plowing into spectators during a parade, killing four and injuring more than a dozen others in Apeldoorn, Netherlands, Thursday, April 30, 2009. Celebrations were canceled for Queen's Day, the national holiday that was to draw millions of people to street dances, picnics and outdoor parties under sunny skies around the country.
Credit: AP Photo/Cynthia Boll
A jockey makes his way to the track for a training session in preparation for the 135th Kentucky Derby at Churchill Downs Thursday, April 30, 2009, in Louisville, Ky.
Credit: AP Photo/Charlie Riedel
A pedestrian walks along an unusually empty street in Mexico City Thursday, April 30, 2009. Mexican authorities are telling citizens to stay home, urging businesses to close for five days and suspending government services as the World Health Organization warns the swine flu outbreak is on the brink of becoming a global epidemic.
A young Chinese girl looks at the Barbie dolls representing European countries on display at an exhibition in Beijing, China, Thursday, April 30, 2009. More than 2,000 Barbie dolls will be exhibited in Beijing in celebration of Barbie's 50th anniversary.
Credit: AP Photo/Andy Wong
The cycling pack rides in the countryside past a cow during the 2nd stage of the 63rd Tour de Romandie UCI ProTour cycling race in La Chaux-de-Fonds, Switzerland, Thursday, April 30, 2009.
Credit: AP Photo/Keystone, Dominic Favre
Women queue outside a polling station in Rae Bareli, India, Thursday, April 30, 2009. The third phase of the five-phased Indian general elections was held Thursday.
Credit: AP Photo/Rajesh Kumar Singh
Rain drops hang at the blossoms of a bleeding heart in a garden in Merdingen, Germany, Thursday, April 30, 2009.