Rainbows Light Up Sydney Harbour...SYDNEY, AUSTRALIA - JUNE 17:  A rainbow is seen over the Sydney Harbour Bridge on June 17, 2015 in Sydney, Australia.  (Photo by Cameron Spencer/Getty Images)

Cameron Spencer/Getty

A rainbow is seen over the Sydney Harbour Bridge in Sydney, Australia 

A Haitian woman peeks through a fence surrounding the Ministry of Interior and Police while waiting to register in Santo Domingo...A Haitian woman peeks through a fence surrounding the Ministry of Interior and Police while waiting to register in Santo Domingo, June 16, 2015. The deadline expires Wednesday night for tens of thousands of undocumented Haitians born in the Dominican Republic under a controversial new immigration law that has aroused international concern from the United Nations and human rights groups. Dominican officials have said those who fail to registar under a "Regularization Plan" will be deported within 45 days. REUTERS/Ricardo Rojas        TPX IMAGES OF THE DAY

Ricardo Rojas/Reuters

A Haitian woman peeks through a fence surrounding the Ministry of Interior and Police while waiting to register in Santo Domingo. The deadline expires Wednesday night for tens of thousands of undocumented Haitians born in the Dominican Republic under a controversial new immigration law that has aroused international concern from the United Nations and human rights groups. Dominican officials have said those who fail to register under a “Regularization Plan” will be deported within 45 days.

A young wounded Syrian girl waits for treatment at the Unified Medical Office for Douma, a make-shift medical centre in the rebel-held town of Douma, northeast of the capital Damascus, following reported heavy shelling and air strikes  by government forces on the town killing nearly a dozen and injuring many children on June 16, 2015, according the Syrian Observatory of Human Rights. AFP PHOTO / ABD DOUMANYABD DOUMANY/AFP/Getty Images

Abd Douman/AFP/Getty

A young wounded Syrian girl waits for treatment at the Unified Medical Office for Douma, a make-shift medical centre in the rebel-held town of Douma, northeast of the capital Damascus, following reported heavy shelling and air strikes by government forces on the town killing nearly a dozen and injuring many children according the Syrian Observatory of Human Rights.

Greek PM Tsipras greets Austrian Chancellor Faymann in Athens...Greek Prime Minister Alexis Tsipras greets Austrian Chancellor Werner Faymann (R) during their meeting at Maximos Mansion in Athens June 17, 2015. REUTERS/Paul Hanna

Paul Hanna/Reuters

Greek Prime Minister Alexis Tsipras greets Austrian Chancellor Werner Faymann during their meeting at Maximos Mansion in Athens 

Members of Germany's team compete during the rhythmic gymnastics team qualification at the 1st European Games in Baku...Members of Germany's team compete during the rhythmic gymnastics team qualification at the 1st European Games in Baku, Azerbaijan, June 17 , 2015.     REUTERS/Kai Pfaffenbach

Kai Pfaffenbach/Reuters

Members of Germany’s team compete during the rhythmic gymnastics team qualification at the 1st European Games in Baku, Azerbaijan 

Varoufakis looks at his mobile phone while sitting on the floor during a speech of PM Tsipras to his parliamentary group at the parliament building in Athens...Greek Finance Minister Yanis Varoufakis (L) looks at his mobile phone while sitting on the floor during a speech of Prime Minister Alexis Tsipras to his parliamentary group at the parliament building in Athens June 16, 2015. Greece's government denied a German newspaper report on a euro zone plan that involves Athens imposing capital controls this weekend if it fails to reach a deal with creditors this week, a government official told Reuters on Monday. REUTERS/Costas Baltas/IntimeNews ATTENTION EDITORS - GREECE OUT. NO COMMERCIAL OR EDITORIAL SALES IN GREECE.

Costas Balta/Reuters

Greek Finance Minister Yanis Varoufakis looks at his mobile phone while sitting on the floor during a speech of Prime Minister Alexis Tsipras to his parliamentary group at the parliament building in Athen. Greece’s government denied a German newspaper report on a euro zone plan that involves Athens imposing capital controls this weekend if it fails to reach a deal with creditors this week, a government official told Reuters on Monday 

A migrant sleeps outside Milan ...TOPSHOTS A migrant sleeps outside Milan train station on June 15, 2015. Italy and France engaged in a war of words today as a standoff over 250 Africans stuck at their common border exposed divisions over Europe's migrant crisis. Italian Interior Minister Angelino Alfano described images of migrants perched on rocks at the border town of Ventimiglia after being refused entry to France as a "punch in the face for Europe." His French counterpart Bernard Cazeneuve hit back by insisting that France was fully within its rights to send illegal immigrants or asylum seekers back to Italy.  AFP PHOTO / OLIVIER MORINOLIVIER MORIN/AFP/Getty Images

Oliver Morin/AFP/Getty

A migrant asleep outside Milan railway station. The European Commission is proposing that member states share asylum seekers across countries – a demand made by Italy.

South Korean workers wearing pr...TOPSHOTS South Korean workers wearing protective gear fumigate a theater at the Sejong Culture Center in Seoul on June 16, 2015. South Korea on June 16 reported three more fatalities from MERS, taking the country's death toll from the outbreak to 19 as four new cases were confirmed, the health ministry said.     AFP PHOTO / JUNG YEON-JEJUNG YEON-JE/AFP/Getty Images

Jung Yeom-Jejung/AFP/Getty

South Korean workers wearing protective gear fumigate a theatre at the Sejong Culture Center in Seoul. South Korea fatalities from Middle East Respiratory Syndrome continue to rise. 

An Indonesian woman looks on as the Moun...An Indonesian woman looks on as the Mount Sinabung volcano spews ash as seen from the nearest village in Karo district, North Sumatra province, on June 16, 2015. More than 1,200 Indonesian villagers were evacuated June 15 from their homes close to a rumbling volcano on Sumatra island, an official said. AFP PHOTO / Sutanta ADITYASUTANTA ADITYA/AFP/Getty Images

Sutanta Aditya/AFP/Getty

An Indonesian woman looks on from a village in Karo district, North Sumatra province, as the Mount Sinabung volcano erupts. More than 1,200 Indonesian villagers were on Monday evacuated from their homes.

A Syrian woman fleeing the war walks wit...A Syrian woman fleeing the war walks with her children after crossing into Turkey at the Akcakale border crossing, in Sanliurfa province on June 15, 2015. Turkey said it was taking measures to limit the flow of Syrian refugees onto its territory after an influx of thousands more over the last days due to fighting between Kurds and jihadists. Under an "open-door" policy, Turkey has taken in 1.8 million Syrian refugees since the conflict in Syria erupted in 2011. AFP PHOTO / BULENT KILICBULENT KILIC/AFP/Getty Images

Bulent Kilic/AFP/Getty

A Syrian woman fleeing the war walks with her children after crossing into Turkey at the Akcakale border crossing, in Sanliurfa province. Turkey said it was taking measures to limit the flow of Syrian refugees onto its territory after an influx of thousands more over the last days due to fighting between Kurds and jihadists. Under an “open-door” policy, Turkey has taken in 1.8 million Syrian refugees since the conflict in Syria erupted in 2011 

Women are seen looking at an art installation of women dresses in Pristina...Women look at an art installation of women dresses, named "Thinking of You" by Kosovo-born, London-based artist Alketa Mrripa-Xhafa, in Pristina, Kosovo, June 12, 2015. Dresses and skirts donated by Cherie Blair and Rita Ora were among 5,000 pegged to washing lines in a Kosovo stadium on Friday in the art installation drawing attention to the stigma suffered by victims of wartime sexual violence. While there are no precise figures of the number of women and girls raped or subjected to sexual violence during Kosovo's 1998-99 war, non-governmental organizations say it may run to the thousands. REUTERS/Hazir Reka

Hazir Reka/Reuters

Women look at an art installation of dresses, named “Thinking of You” by Kosovo-born, London-based artist Alketa Mrripa-Xhafa, in Pristina, Kosovo. Dresses and skirts donated by Cherie Blair and Rita Ora were among 5,000 pegged to washing lines in a Kosovo stadium on Friday in the art installation drawing attention to the stigma suffered by victims of wartime sexual violence. While there are no precise figures of the number of women and girls raped or subjected to sexual violence during Kosovo’s 1998-99 war, non-governmental organizations say it may run to the thousands. 

Bolt poses for a portrait in New York...Usain Bolt poses for a portrait in New York June 11, 2015. Sprint supremo Bolt says he is taking his time building up to August's Beijing world championships and is looking forward to an explosive showdown there against American Justin Gatlin. REUTERS/Lucas Jackson

Lucas Jackson/Reuters

Usain Bolt poses for a portrait in New York. Sprint supremo Bolt says he is taking his time building up to August’s Beijing world championships and is looking forward to an explosive showdown there against American Justin Gatlin 

Activists hold a protest in front of the...Activists hold a protest in front of the Chinese Consular Office in Manila on June 12, 2015, as the country commemorates the 117th anniversary of the Philippines' declaration of independence from Spain. The protesters shouted slogans against China's reclamation and construction activities on islands and reefs in the Spratly Group of the South China Sea that are also claimed by the Philippines.  AFP PHOTO / NOEL CELISNOEL CELIS/AFP/Getty Images

Noel Celis/AFP/Getty

Activists hold a protest in front of the Chinese Consular Office in Manila as the country commemorates the 117th anniversary of the Philippines’ declaration of independence from Spain. The protesters shouted slogans against China’s reclamation and construction activities on islands and reefs in the Spratly Group of the South China Sea that are also claimed by the Philippines 

Members of Palestinian national security forces loyal to Hamas demonstrate their skills during a military graduation ceremony in the northern Gaza Strip ...Members of Palestinian national security forces loyal to Hamas demonstrate their skills during a military graduation ceremony in the northern Gaza Strip, June 11, 2015. REUTERS/Suhaib Salem       TPX IMAGES OF THE DAY

Suhaib Salem/Reuters

Members of Palestinian national security forces loyal to Hamas demonstrate their skills during a military graduation ceremony in the northern Gaza Strip 

Brazil's Judivan, left, and Diego Poyet of Uruguay compete for a header during their U20 soccer World Cup match in New Plymouth, New Zealand, Thursday, June 11, 2015. (AP Photo/Ross Setford)

Ross Setford/AP

Brazil’s Judivan, left, and Diego Poyet of Uruguay compete for a header during their U20 soccer World Cup match in New Plymouth, New Zealand

An injured police officer lies ...TOPSHOTS An injured police officer lies on the ground during clashes with violent demonstrators which erupted at the end of a march of students and teachers protesting against what they call inadequate education reforms, in Santiago, on June 10, 2015 on the eve of the start of the 2015 Copa America continental football tournament here in Chile. Thousands of demonstrators took to the streets of Santiago to condemn President Michelle Bachelet's reforms, claiming they fall short of overhauling an unequal education system inherited from the 1973-1990 dictatorship of late ruler Augusto Pinochet.   AFP PHOTO / JUAN BARRETOJUAN BARRETO/AFP/Getty Images

Juan Barretto/AFP/Getty

An injured police officer lies on the ground during clashes with violent demonstrators which erupted at the end of a march of students and teachers protesting against what they call inadequate education reforms, in Santiago on the eve of the start of the 2015 Copa America continental football tournament here in Chile. Thousands of demonstrators took to the streets of Santiago to condemn President Michelle Bachelet’s reforms 

A South Korean man wearing a mask as a precaution against the Middle East Respiratory Syndrome virus walks by a Spiderman poster advertising a musical for children in Seoul, South Korea Wednesday, June 10, 2015. South Korea believes its MERS virus outbreak may have peaked, and experts say the next several days will be critical to determining whether the government's belated efforts have successfully stymied a disease that has killed seven people and infected nearly 100 in the country. (AP Photo/Ahn Young-joon)

Ahn Young-joon/AP

A South Korean man wearing a mask as a precaution against the Middle East Respiratory Syndrome virus walks by a Spiderman poster advertising a musical for children in Seoul, South Korea Wednesday

A businessman stands behind a frosted glass window of an office high-rise in central Tokyo...A businessman stands behind a frosted glass window of an office high-rise in central Tokyo June 9, 2015.  REUTERS/Thomas Peter       TPX IMAGES OF THE DAY

Thomas Peter/Reuters

A businessman stands behind a frosted glass window of a high-rise office in central Tokyo 

Wesley Barrientos...U.S. Army veteran Wesley Barrientos, left, who lost his legs in 2007 while serving in Iraq, listens to the national anthem before a baseball game between the Los Angeles Dodgers and the Arizona Diamondbacks, Tuesday, June 9, 2015, in Los Angeles. (AP Photo/Jae C. Hong)

Jae C. Hong/AP

U.S. Army veteran Wesley Barrientos, who lost his legs in 2007 while serving in Iraq, listens to the national anthem before a baseball game between the Los Angeles Dodgers and the Arizona Diamondbacks in Los Angeles. 

A man rides a horse cart, as smoke from a fuel depot fire billows in the background, in Vasylkiv...A man rides a horse cart, as smoke from a fuel depot fire billows in the background, in Vasylkiv, Kiev region, Ukraine, June 9, 2015. Emergency services are battling to prevent the spread of a deadly fuel depot fire outside Kiev, the head of the emergency services said on Tuesday, and three firemen were reported missing after the blaze triggered a powerful explosion. The fire burned overnight and by morning had spread to at least 16 tanks, most of them storing petrol, sending a huge pall of smoke over the area surrounding the depot near Vasylkiv, 30 km (19 miles) from Kiev. REUTERS/Valentyn Ogirenko

Valentyn Ogirenko/Reuters

A man rides a horse cart, as smoke from a fuel depot fire billows in the background, in Vasylkiv, Kiev region, Ukraine. Emergency services are battling to prevent the spread of a deadly fuel depot fire outside Kiev, the head of the emergency services said on Tuesday, and three firemen were reported missing after the blaze triggered a powerful explosion