Maria Sharapova of Russia celebrates her victory over Dominika Cibulkova of Slovakia in their quarter final match for the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, June 28.

Petra Kvitova of the Czech Republic returns a backhand shot to Bulgaria's Tsvetana Pironkova during their match at the All England Lawn Tennis Championships at Wimbledon, June 28.

Dallas Mavericks forward Dirk Nowitzki holds a glass of beer while he arrives at the Wuerzburg Residence on Tuesday in Wuerzburg, Germany. Nowitzki visits his hometown Wuerzburg after he and his team, the Dallas Mavericks, won the 2011 NBA title.

Supporters cheer during a motorcade of Dallas Mavericks forward Dirk Nowitzki on Tuesday in Wuerzburg, Germany. Nowitzki visits his hometown Wuerzburg after he and his team Dallas Mavericks won the 2011 NBA title.

Basketballer Dirk Nowitzki speaks to the crowd from a balcony of the Wuerzburg Residence in Wuerzburg, southern Germany on Tuesday, while thousands of fans watch from the square. Dirk Nowitzki, the German playmaker who led the Dallas Mavericks to an NBA Finals victory, admitted he was 'overwhelmed' by the response as he came back to his home city on June 28.

Dallas Mavericks forward Dirk Nowitzki celebrates with his fans during a welcome party in his German home town of Wuerzburg, on Tuesday. Nowitzki became the first German to win an NBA title when his basketball team Dallas Mavericks beat the Miami Heat last weeki, giving the Mavericks their first championship in their 31 year history. Nowitzki was also named the Most Valuable Player of the Championship series.

A Dallas Mavericks fan of forward Dirk Nowitzki stands in front of the Wuerzburg Residenz as he waits to see the NBA basketball player in his German home town of Wuerzburg on Tuesday. Nowitzki became the first German to win an NBA title when his basketball team Dallas Mavericks beat the Miami Heat, giving the Mavericks their first championship in their 31 year history. Nowitzki was also named the Most Valuable Player of the Championship series.

Dallas Mavericks' Dirk Nowitzki of Germany, right, is welcomed by cheerleaders and fans in Wuerzburg, southern Germany, Tuesday, June 28. More then two weeks after winning the NBA championship basketball title Nowitzki is celebrated by fans in his hometown.

A protester wearing a gas mask walks beside a burning van during violent protests against austerity measures in Athens onTuesday, June 28. With Greece teetering on the brink of bankruptcy, parliament is due to vote this week on a package of spending cuts, tax increases and privatisations agreed as part of a massive bailout aimed at averting the euro zone's first default.

A protestor throws a broken piece of furniture to riot police during clashes at central Athens Syntagma square by the Greek Parliament on Tuesday. Workers staged a 48-hour general strike against the bankruptcy-threatened government which is desperately trying to push through sweeping austerity cuts. As parliament votes on the drastic belt-tightening measures to unlock 12 billion euros ($17 billion) of blocked funds from the EU and IMF, unions have called on Greeks facing hefty tax hikes to stage mass demonstrations.

A demonstrator jumps to attempt to break a window displaying an image of an ancient greek galley during protests against austerity measures in Athens on Tuesday.

Ultra-Orthodox Jewish youths peer from a window as thousands gather next to the body of Rabbi Michel Yehuda Lefkowitz, Lithuanian-Orthodox leader, head of the Ponevezh yeshiva, during his funeral, Tuesday, June 28, 2011 in Bnei Brak, Israel. Lefkowitz died at the Shaare Zedek Medical Center in Jerusalem on Monday night, two days after collapsing, He was 97.

Ultra Orthodox Jews attend the funeral of Rabbi Michel Yehuda Lefkowitz, who died at the age of 97, in the central Israeli city of Bnei Brak on Tuesday. Rabbi Michel Yehuda Lefkowitz was one of the leaders of the Lithuanian-Orthodox faction and head of Ponovezh Yeshiva.

Sushi chefs pose for photographs as they try to lift a 772 pound, 9 foot long bluefin tuna during an event promoting a restaurant in Seoul on June 28.

People sit in front of a closed bank in Athens on June 28 during a general strike. Greece ground to a halt on June 28 as a 48-hour general strike began to bite against the bankruptcy-threatened government which is desperately trying to push through sweeping austerity cuts.

Communist-affiliated unionists rally toward the Greek parliament in Athens on June 28.

Carissa Pittman consoles her daughter, Emily, 15, while her husband, Pete, in the car and son, Allen, 21, prepare to leave Los Alamos, N.M., because of the wildfire on June 27. Thousands of residents calmly fled Monday from the mesa-top town that's home to the Los Alamos nuclear laboratory, ahead of an approaching wildfire.

Flames from the Las Conchas fire burn in the hills above Los Alamos National Laboratory on June 27. The fast-moving wildfire raged on Monday near the edge of the nation's preeminent nuclear facility, Los Alamos National Laboratory, a vast complex that houses research laboratories and a plutonium facility. Authorities said there was little threat to sensitive areas of the 28,000-acre complex, where explosives are stored in underground concrete and steel bunkers.

Gary Thayer takes out a cooler of food as he prepares to leave following the mandatory evacuation of Los Alamos, N.M., on June 27.

The Morrison family, Dee, top left, Taylor, 4, right, Bob, and Jeni, center, pack up their belongings following a mandatory evacuation ordered for Los Alamos on June 27.

Sydney Wildlife World's new baby joey koala "Boonda" clings to its mother "Elle" on June 28. Koalas are under threat due to a shortage of suitable habitats due to mass land clearances, with Sydney Wildlife World launching KOALA HQ in July to help raise much needed awareness regarding the importance of conserving one of Australia's most iconic and adored marsupials.

A man lifts weights made of rocks, construction bars and rusty car parts at an improvised gym in Caracas, Venezuela on June 24. As the cost of living in Venezuela's capital increases, more and more residents are finding creative ways to keep in shape without worrying about finding the right equipment or paying gym fees.

A man lifts weights made of rusty car parts in Caracas.

A man exercises his legs by using rocks as weights.

Serena Williams of the U.S. reacts during her match against Marion Bartoli of France at the Wimbledon tennis championships in London on Monday, June 27.

Andy Murray of Britain celebrates defeating Richard Gasquet of France at the Wimbledon tennis championships in London on Monday.

Serena Williams of the US prepares to serve during her fourth round match against Marion Bartoli of France on Day Seven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on Monday.

Russia's Maria Sharapova serves to China's Peng Shuai during their match at the All England Lawn Tennis Championships at Wimbledon on Monday.

Venus Williams of the US reacts during her match against Tsvetana Pironkova of Bulgaria at the Wimbledon tennis championships in London on Monday.

An earthen levee sits on top of 3rd Street N.W. in Minot, N.D., giving some protection to one house, left, and damming the Souris River on the other side near Minot State University on Monday, June 27.

Floodwaters from the Souris River surround homes on 3rd St. N.W. near Minot State University on Monday in Minot.

Mobile homes are submerged in floodwater as the Souris River crests as seen from the air on Sunday in Minot. The Souris River on Sunday surpassed its 1881 record level of 1,558 feet above sea level and flooding estimated 4,000 homes in the city.

Tourists walk around the Grand Prismatic Spring, the largest in the United States and third largest in the world, in Yellowstone National Park, Wyoming, June 22.

A grizzly bear and her cub roam the Hayden Valley in Yellowstone National Park, Wyoming, June 24.

The Grand Prismatic Spring, the largest in the United States and third largest in the world, is seen in Yellowstone National Park, Wyoming, June 22.

Clepsydra Geyser erupts, nearly constantly, in the Fountain Paint Pot area in Yellowstone National Park, Wyoming, June 21.