City workers walk past Damien Hirst's sculpture 'Charity' opposite the Gherkin building on July 16, 2015 in London, England.  'Charity' is a 22-foot bronze sculpture based on 1960s collection boxes for the charity Scope. The sculpture is of a young disabled girl holding a teddy bear and a request to 'Please Give Generously' whilst her back has been opened with a crow bar with the donated coins falling at her feet

Rob Stothard/Getty Images

City workers walk past Damien Hirst’s sculpture ‘Charity’ opposite the Gherkin building on Thursday in London, England. ‘Charity’ is a 22-foot bronze sculpture based on 1960s collection boxes for the charity Scope

Children carry bags of new clothes ahead of the Eid al-Fitr holiday marking the end of Ramadan in Jobar, a suburb of Damascus, Syria

Bassam Khabieh/Reuters

Children carry bags of new clothes ahead of the Eid al-Fitr holiday marking the end of Ramadan in Jobar, a suburb of Damascus, Syria

A man floating in the waters filled with algae at a beach in Qingdao, in eastern China's Shandong province. The algal phenomenon, an annual occurrence in Qingdao, is usually caused by an abundance of nutrients in the water, especially phosphorus, although the triggers for the enormous blooms which began to appear in the Yellow Sea in 2007 remain uncertain

AFP

A man floats in the waters filled with algae at a beach in Qingdao, in eastern China’s Shandong province. The algal phenomenon, an annual occurrence in Qingdao, is usually caused by an abundance of nutrients in the water, especially phosphorus

A spectator wearing trousers in the design of the Cnadaian flag watches as Graham DeLaet of Canada (L) makes a birdie on the ninth hole during the first round of the British Open golf championship on the Old Course in St. Andrews, Scotland...A spectator wearing trousers in the design of the Cnadaian flag watches as Graham DeLaet of Canada (L) makes a birdie on the ninth hole during the first round of the British Open golf championship on the Old Course in St. Andrews, Scotland, July 16, 2015.

Paul Childs/Reuters

A spectator wearing trousers in the design of the Canadian flag watches as Graham DeLaet of Canada makes a birdie on the ninth hole during the first round of the British Open golf championship on the Old Course in St. Andrews, Scotland on Thursday

Men push their bicycles through the flooded banks of the river Ganges after heavy rains in Allahabad, India, on Thursday

Jitendra Prakash/Reuters

Men push their bicycles through the flooded banks of the river Ganges after heavy rains in Allahabad, India, on Thursday

Members of the Russian honor guard perform ceremonial change-over at Military Glory hall of Mamayev Kurgan World War Two memorial complex in Volgograd...Members of the Russian honor guard perform a ceremonial change-over at the Military Glory hall of the Mamayev Kurgan (Mamayev Hill) World War Two memorial complex in the city of Volgograd, Russia, July 15, 2015. Russia will host the World Cup soccer tournament for FIFA in 2018

Maxim Shemetov/Reuters

Members of the Russian honor guard perform a ceremonial change-over at the Military Glory hall of the Mamayev Kurgan (Mamayev Hill) World War Two memorial complex in the city of Volgograd, Russia, on Wednesday

Migrants from Syria walk on a street along the borderline near Presevo, a southern Serbian border town with Macedonia, in Presevo, Serbia, 15 July 2015. Many migrants are still crossing the border into the European Union via Hungary although Hungarian authorities started building a fence along its border with Serbia on 13 July to stop the flow of migrants. The migrants, among them children and elderly people, hike for weeks trying to cross Macedonia and Serbia. Most are from Syria, Iraq, Afghanistan and the African troublespots of Eritrea and Somalia. But Serbia and Macedonia are not the target destinations for migrants, who are finding their way to wealthy countries such as Germany

Jordje Savic/EPA

Migrants from Syria walk on a street along the borderline near Presevo, a southern Serbian border town with Macedonia, in Presevo, Serbia on Wednesday

The pack of riders cycle during the 11th stage of the Tour de France cycling race...The pack of riders cycle during the 188-km (116.8 miles) 11th stage of the 102nd Tour de France cycling race from Pau to Cauterets in the French Pyrenees mountains, France, July 15, 2015.

Eric Gaillard/Reuters

The pack of riders cycle during the 188-km (116.8 miles) 11th stage of the 102nd Tour de France cycling race from Pau to Cauterets in the French Pyrenees mountains, France, on Wednesday

A Polish harvest helper poses with German 'Virgin' tobacco in a field in Bad Krozingen, Germany on Wednesday

Patrick Seeger/EPA

A Polish harvest helper poses with German ‘Virgin’ tobacco in a field in Bad Krozingen, Germany on Wednesday

Japan s Shinji Tomimura drives a ball from the second tee during a practice round at the British Open Golf Championship at the Old Course, St. Andrews, Scotland, Wednesday, July 15, 2015.

David J. Phillip/AP

Japan’s Shinji Tomimura drives a ball from the second tee during a practice round at the British Open Golf Championship at the Old Course, St. Andrews, Scotland on Wednesday

Bank of Japan (BOJ) Governor Haruhiko Kuroda touches his face during a news conference at the BOJ headquarters in Tokyo, July 15, 2015. The Bank of Japan trimmed its economic growth forecast on Wednesday but held off on offering fresh stimulus, convinced that an expected pick up in consumption will help accelerate inflation toward its 2 percent target.

Yuya Shino/Reuters

Bank of Japan (BOJ) Governor Haruhiko Kuroda touches his face during a news conference at the BOJ headquarters in Tokyo. The Bank of Japan trimmed its economic growth forecast on Wednesday but held off on offering fresh stimulus, convinced that an expected pick up in consumption will help accelerate inflation toward its 2 percent target

Members of the public on a private tour make their way through rows of lavender  on the Lordington Lavender farm in West Sussex. PRESS ASSOCIATION Photo. Picture date: Tuesday July 14, 2015

Andrew Matthews

Members of the public on a private tour make their way through rows of lavender on Tuesday on the Lordington Lavender farm in West Sussex

US Secretary of State John Kerry leaves the stage after a group picture with foreign ministers and representatives from China, Iran, Britain, Germany, France, and the European Union at the Vienna International Center in Vienna, Austria July 14, 2015. Iran and six major world powers reached a nuclear deal on Tuesday, capping more than a decade of on-off negotiations with an agreement that could potentially transform the Middle East, and which Israel called an "historic surrender".

Carlos Barria/AFP

US Secretary of State John Kerry leaves the stage after a group picture with foreign ministers and representatives from China, Iran, Britain, Germany, France, and the European Union at the Vienna International Center in Vienna, Austria on Tuesday

Armed militiamen loyal to Yemen's fugitive President Abderabbo Mansour Hadi drive in a pick-up truck in the Khor Maskar neighbourhood of the southern Yemeni city of Aden on July 14, 2015 near Aden's airport which they recaptured from Shiite Huthi rebels. Loyalists of Yemen's exiled president recaptured the airport in second city sealing a four-month battle with Iran-backed rebels with Saudi-led air and naval support, military sources said

Saleh Al-Obeid/AFP

Armed militiamen loyal to Yemen’s fugitive President Abderabbo Mansour Hadi drive in a pick-up truck in the Khor Maskar neighbourhood of the southern Yemeni city of Aden on Tuesday near Aden’s airport which they recaptured from Shia Houthi rebels

Anti-foxhunting protesters let off flares outside the Houses of Parliament, London, as a vote to relax the fox-hunting ban in England and Wales has been postponed after the Scottish National Party's decision to take part in the division made defeat almost certain. PRESS ASSOCIATION Photo. Picture date: Tuesday July 14, 2015. The controversial vote, scheduled for Wednesday, would have brought the law south of the border in line with that in Scotland, where an unlimited number of dogs can be used to "flush out" a fox to be shot, compared to just two in England and Wales.

Anthony Devlin/PA

Anti-foxhunting protesters let off flares outside the Houses of Parliament, London, as a vote to relax the fox-hunting ban in England and Wales has been postponed after the Scottish National Party’s decision to take part in the division made defeat almost certain on Tuesday

Smoke billows into the sky from one of two fires that started overnight on a petrochemical facility owned by American firm LyondellBasell at the refineries around the Etang de Berre...Smoke billows into the sky from one of two fires that started overnight on a petrochemical facility owned by American firm LyondellBasell at the refineries around the Etang de Berre, near Marseille, southern France, France, July 14, 2015.  Marseille firemen were still trying to extinguish one of two fires that started overnight on a petrochemical facility owned by American firm LyondellBasell and located near the airport of France's second largest city, a Reuters witness reported on Tuesday. Marseille authorities said no one had been injured on site but that reasons behind the two incidents were still unclear

Philippe Laurenson/Reuters

Smoke billows into the sky from one of two fires that started overnight on a petrochemical facility owned by American firm LyondellBasell at the refineries around the Etang de Berre, near Marseille, southern France, France, on Tuesday

Alphajets from the French Air Force Patrouille de France fly over the Pyramid of the Louvre Museum during the traditional Bastille day military parade in Paris...Alphajets from the French Air Force Patrouille de France in the formation of a Croix de Lorraine cross and releasing trails of red, white and blue smoke, colors of French national flag, fly over the Pyramid of the Louvre Museum during the traditional Bastille day military parade in Paris, France, July 14, 2015

Gonzalo Fuentes/Reuters

Alphajets from the French Air Force Patrouille de France in the formation of a Croix de Lorraine cross and releasing trails of red, white and blue smoke, colors of French national flag, fly over the Pyramid of the Louvre Museum during the traditional Bastille day military parade in Paris, France

A woman walks past collapsed houses that were damaged during the earthquake in Bhaktapur July 14, 2015. Two months after massive twin earthquakes killed 8,897 people in Nepal, nearly three million survivors, many in mountainous, hard-to-reach areas, still needed shelter, food and basic medical care as the yearly monsoon bore down on the Himalayan nation, the U.N. said in a report released last week

Navesh Chitrakar/Reuters

A woman walks past collapsed houses that were damaged during the earthquake in Bhaktapur on Tuesday

Nobel Peace Prize laureate Malala Yousafzai, 18, left, and her father Ziauddin hold hands while walking in Azraq refugee camp, Jordan on Monday. Rich countries should spend less on weapons in the Syria conflict and more on education, Malala said Monday, calling world leaders "quite stingy" as she visited the camp for Syrian war refugees

Muhammed Muheisen/AP

Nobel Peace Prize laureate Malala Yousafzai, 18, left, and her father Ziauddin hold hands while walking in Azraq refugee camp, Jordan on Monday

Migrants sleep at the main railway stati...Migrants sleep at the main railway station in Belgrade, on July 13, 2015. Migrants cross Serbia to join other European countries, as it has land borders with three EU countries - Romania, Hungary and Croatia. The estimated number of people crossing the Serbia-Hungary border has increased more than 25-fold, rising from 2,370 to 60,602 according to an Amnesty International report

Dimitar Dilkoff/AFP

Migrants sleep at the main railway station in Belgrade, on Monday. Migrants cross Serbia to join other European countries, as it has land borders with three EU countries – Romania, Hungary and Croatia