Women dressed as witches dance during the Walpurgis Night at the famous Hexentanzplatz (Witches' dance ground)' in the Harz mountains near Thale, northern Germany, Monday, April 30, 2012. Hundreds of costumed devils and witches meet to celebrate Walpurgis Night, a traditional religious holiday of pre-Christian origins. (Jens Meyer / Associated Press)
Anti-Syrian regime mourners shout slogans and carry the body of activist Nour al-Zahraa, 23, who was shot by Syrian security forces on Sunday, during his funeral procession, in the Kfar Suseh area, in Damascus, Syria, on Monday, April 30, 2012. (Associated Press)
Peruvian police officer Luis Astuquilca, second from right, embraces his mother Fidela Vasquez, right, and others relatives as he arrives to a police airport in Callao, Peru, Monday, April 30, 2012. Astuquilca and another officer went missing on April 12 during combat that killed four of their comrades. Their patrol had been searching for 36 kidnapped construction workers who the Shining Path later freed. His colleague remains missing. (Karel Navarro / Associated Press)
People gather for a May Day march in Revolution Square in Havana, Cuba, Tuesday, May 1, 2012. (Javier Galeano / Ap Pool)
An activist of Sri Lanka's Marxist political party, People's Liberation Front, drinks water from a bottle as a billboard of Communist leaders from left, Vladimir Lenin, Karl Marx and Friedrich Engels is displayed in the background during a street march to celebrate international Labor Day known as May Day in Colombo, Sri Lanka, Tuesday, May 1, 2012. May Day moved beyond its roots as an international workers' holiday to a day of international protest Tuesday, with rallies throughout Asia demanding wage increases and marches planned across Europe over government-imposed austerity measures. (Gemunu Amarasinghe / Associated Press)
A seagull lands on a man's head at Circular Quay in Sydney, Australia, Tuesday, May 1, 2012. (Rob Griffith / Associated Press)
Luisa Seau, mother of former NFL football player Junior Seau, grieves in the driveway her son's home, Wednesday, May 2, 2012, in Oceanside, Calif. Seau was found shot to death at his home Wednesday morning in what police said appeared to be a suicide. He was 43. (Chris Carlson / Associated Press)
San Diego Chargers football fan Paul Camacho wears the uniform of Junior Seau as he stands in front of the team's headquarters, Wednesday, May 2, 2012, in San Diego. Former NFL star Junior Seau was found shot to death at his home Wednesday morning in what police said appeared to be a suicide. He was 43. (Gregory Bull / Associated Press)
California Gov. Jerry Brown gives his dog, Sutter Brown, food at a Petco store in Los Angeles Wednesday, May 2, 2012. Gov. Brown was promoting sales of speciality license plates that will be used for low-cost spay and neuter programs around the state. Supporters say that will help reduce the pet population and decrease the euthanasia rate (Nick Ut / Associated Press)
Shoe engineers examine foot imprints from Igor Vovkovinskiy, of Minneapolis, at Reebok headquarters, in Canton, Mass., Thursday, May 3, 2012. Vovkovinskiy, who has a shoe size between 22 and 26, says he's had 16 surgeries in six years to fix problems created by shoes that didn't fit. The engineers intend to use the imprints to help create sneakers for Vovkovinskiy with a good fit. (Steven Senne / Associated Press)
A man walks on a giant jigsaw showing an Albrecht Duerer painting 'Self-portrait in fur coat' in Nuremberg, Germany on Thursday May 3,2012. The jigsaw, made of 1023 parts on 300 square meters, is supposed to be built by citizens at the red square in Moscow to open the German year in Russia on June 20,2012. (Timm Schamberger / Dapd)
Rev. John Meister, of Des Moines, Iowa, waits for the start of a National Day of Prayer gathering in the rotunda at the Iowa Statehouse, Thursday, May 3, 2012, in Des Moines, Iowa. Congress established the day of prayer in 1952 and in 1988 declared that it would be held every year on the first Thursday in May. (Charlie Neibergall / Associated Press)
An Egyptian protester holds a national flag as he chants slogans at a rally in Tahrir Square in Cairo Egypt, Friday, May 4, 2012. Thousands rallied in Egypt against the country's ruling military council on Friday, two days after a flare-up of street violence left at least nine dead and fueled a wave of Islamist-led opposition to the generals ahead of presidential elections. (Amr Nabil / Associated Press)
A Chinese woman protesting about her own grievances is taken away by plain clothes security personnel and uniformed police officers outside the hospital where blind activist lawyer Chen Guangcheng is recuperating in Beijing Friday, May 4, 2012. China said Friday that Chen can apply to study abroad in a possible step toward resolving a diplomatic standoff with the U.S. over the blind activist, who said he felt increasingly isolated and in danger at the hospital. (Ng Guan / Associated Press)
A girl gestures in front of the statue of Karl Marx, left, and Frederick Engels, right, the founders of communism, at a park in Shanghai, China, Friday, May 4, 2012. (Eugene Hoshiko / Associated Press)
View a gallery of photos from the week of April 30, 2012.