Flood water from the Little Bighorn River

Flood water from the Little Bighorn River

Flood water from the Little Bighorn River covers Interstate 90 near Crow Agency, Mont., in this aerial view on Sunday, May 22, 2011.

Palestinian protesters

Palestinian protesters attend Friday prayers near the borders with Israel in Khan Younis in the southern Gaza strip May 20, 2011.

Twins John and Edward Grimes

Twins John and Edward Grimes of the duo Jedward pose in Berlin, Germany, 20 May 2011. The participants of the Eurovision Song Contest (ESC) 2011 for Ireland presented their debut album, entitled Planet Jedward, that is to be released in Germany at the end of June 2011.

Cracked and dry earth

Cracked and dry earth is seen in the wide riverbed of the Loire River near the Anjou-Bretagne bridge in Ancenis, western France, May 20, 2011. The French environment minister said on Monday that France was in a 'situation of crisis' and on Wednesday imposed curbs on water consumption in a third of France's administrative departments.

the erupting Grimsvoetn volcano in Mulakot

Sheep farmers try to round up a flock as they walk through a cloud of ash pouring out of the erupting Grimsvoetn volcano in Mulakot on May 22, 2011. Ash deposits were sprinkled over the capital Reykjavik, some 400 kilometres (250 miles) to the west of the volcano, which has spewed an ash cloud about 20 kilometres into the sky. Less than 24 hours after the eruption began late Saturday, experts and authorities in Iceland said the volcanic activity had begun to decline.

Spain's economic crisis

General view of the Catalunya square in Barcelona on May 20, 2011 during a protest against Spain's economic crisis and its sky-high jobless rate. Calling for "Real Democracy Now," the protests popularly known as M-15 began on May 15, lamenting Spain's economic crisis, politicians in general, and corruption. Protest camps have also sprung up in several other cities, in the largest spontaneous outcry since the country plunged into recession after the collapse of a property bubble in 2008.

The English pop girl group Sugababes,

The English pop girl group Sugababes, Amelle Berrabah (L), Jade Ewen (C) and Heidi Range (R) perform during the 10th edition of the Mawazine international music festival "World Rythms" in Rabat on May 22, 2011

Yazoo River floodwaters near Yazoo City

Flooded cars sit in the Yazoo River floodwaters near Yazoo City May 22, 2011 in Yazoo County, Mississippi. The Yazoo River floodwaters are forecast to crest tomorrow around Yazoo City due to the backing up of Mississippi River tributaries including the Yazoo River. Heavy rains have left the ground saturated, rivers swollen, and have caused widespread flooding in Louisiana. Mississippi, Missouri, Illinois, Kentucky, Tennessee, and Arkansas.

tornado damage

This aerial view shows tornado damage to residences in north Minneapolis, Sunday, May 22, 2011. At least one person died when the tornado barreled through the residential portion of Minneapolis on Sunday, damaging at least 100 homes, toppling hundreds of trees and injuring at least 29 people.

Dark clouds

Dark clouds move into the Calhoun County area near Port Lavaca, Texas, Thursday, May 12, 2011 as the National Weather Service issued a severe thunderstorm watch. The storm front extends from Texas to Iowa, bringing much needed rain to south Texas.

United Nations-African Union

A handout picture released by the United Nations-African Union Mission in Darfur (UNAMID) shows Nepalese UNAMID members treating Sudanese villagers during a medical campaign in Kuma Garadayat, a village in North Darfur controlled by members of SLA-Free Will faction, on May 19, 2011 as part of "Operation Spring Basket" to secure access and bring aid to remote, conflict-affected areas.

fuel-efficient vehicles

The driver of Clermont Ferrand Polytech's Belenos solar-powered vehicle opens up for some air as he waits to makes its way towards Berlin's Brandenburg Gate during a "parade" of vehicles using alternative energy sources, as part of the Challenge Bibendum 2011 in Berlin. The Challenge Bibendum showcases entire ranges of fuel-efficient vehicles, including electric, hybrid, hydrogen, and solar-powered vehicles, in an effort to promote "sustainable road mobility".

Tribesmen listen

Tribesmen listen to speech by Pakistani Army officials and political administrators, after Army cleared the parts of volatile Mohmand tribal region near the Afghan border, of Taliban militants, in Ghalanai, the administrative headquarters of Mohmand Agency, Pakistan, 19 May 2011. Mohmand is a known hotbed of Islamic militants

The Ronald McDonald balloon

The Ronald McDonald balloon floats through Columbus Circle during the 84th Macy's Thanksgiving day parade in New York in this November 25, 2010, file photo. McDonald's Corp spurned calls to assess the impact of its food on childhood obesity, and said its trademark clown Ronald McDonald would be hawking Happy Meals to kids for years to come.

Britain's Queen Elizabeth II

Britain's Queen Elizabeth II on stage at the Convention Centre in Dublin, Ireland, Thursday May 19, 2011, on day three of a four-day state visit to the country

Models waiting

Models waiting to take to the catwalk in front of Britain's Queen Elizabeth II during a fashion show at the Convention Centre to honour her visit in Dublin, Ireland, 19 May 2011. Queen Elizabeth II arrived on 17 May in Ireland for an historic four-day state visit, the first by a British monarch since Irish independence.

Green Sea Turtle "Sea Biscuit"

Two-year-old Green Sea Turtle "Sea Biscuit" with her front left flipper missing, swims past senior aquarist Marina Tsamoulos (R), who is standing in a tropical reef aquarium at Oceanworld Manly, north of Sydney on May 20, 2011. Sea Biscuit who was rescued by Oceanworld staff in 2009 and was so badly injured when washed ashore that she lost her front left flipper, has been handraised by Tsamoulos and has learnt to dive and swim with her remaining three flippers. World Turtle Day will be celebrated on May 23