A well-lit Moscow and the aurora borealis, or Northern Lights, are seen from the perspective of the Expedition 30 crew aboard the International Space Station on March 28, 2012. A solar array panel for the space station is on the left side of the image. (Photo by NASA via EPA)

A group of Taiwanese women paratroops pose for photos after a drill held at Taiwan's northern Hsinchu airbase. Taiwan tested its ability to defend one of its largest air bases against Chinese invasion. (Photo by Mandy Cheng/Getty Images)

A traffic policeman directs vehicles during a sandstorm in Baghdad's Karrada district April 19, 2012. (Photo by Reuters/Thaier al-Sudani)

A Chinese beekeeper covered his body with 73 pounds (33.1 kg) of bees that's an estimated 331,000 of the creatures during a world record in Chongqing Municipality, China, on April 18, 2012. (Photo by China Daily via Reuters)

Aerial view taken on April 19, 2012 shows seasonal workers during the crop on an asparagus field near Beelitz, eastern Germany. The asparagus season was officially kicked off in the region well known for the production of the vegetable. (Photo by AFP Photo / Patrick Pleul)

Ashley Wagner of the U.S. falls during her performance at the ladies' short programme at the World Team Trophy in Figure Skating in Tokyo April 19, 2012. (Photo by Reuters/Kim Kyung-Hoon)

Workers clear debris from underneath the Space Shuttle Enterprise as it is towed from the Space hangar at the Smithsonian National Air and Space Museum Steven F. Udvar-Hazy Center in Chantilly, Virginia, April 19, 2012, prior to a ceremony where Space Shuttle Discovery will be officially received by the museum and placed on permanent display. Discovery is the first spaceship of the retired US shuttle fleet to enter its permanent home as a museum artifact, replacing the prototype Enterprise, which will be moved to a museum in New York. (Photo by AFP Photo/Saul Loeb)

Spanish matador Antonio Nazare is hit by a bull in The Maestranza bullring in Seville, Spain, on April 18, 2012. (Photo by Marcelo del Pozo/Reuters)

A visitors inspects a light installation by British-born artist Anthony McCall during a preview of the exhibition “Anthoy McCall. Five Minutes of Pure Sculpture” at the Hamburger Bahnhof museum in Berlin on April 19, 2012. The exhibition on McCall's projections, which he has been developing since the 1970s, opens its doors from April 20 to August 12, 2012. (Photo by AFP Photo/Stephanie Pilick)

A young Indian boy holds a moving light as bandmasters wait for a wedding procession to start near Bijnor, Uttar Pradesh, India, April 18, 2012. The barat, a wedding procession with lights and music, is a very important part of countryside wedding celebrations. (Photo by Harish Tyagi/EPA)

Men use ropes to try and right a supply truck overloaded with wheat straw along a road in Dargai, in the Malakand district, about 100 miles northwest of Pakistan's capital Islamabad, on April 13, 2012. (Photo by Mian Khursheed/Reuters)