Pictures Of The Day: Thursday 28th April (Ed Balls Day)

WUHAN, CHINA - APRIL 28: (CHINA OUT) People go through 'Rain Zone' on April 28, 2016 in Wuhan, Hubei Province of China. Originating from London in 2012 and using digital technology, 'Rain Zone' is a carefully choreographed downpour monumental work that encourages people to become performers on an unexpected stage, while creating an intimate atmosphere of contemplation. (Photo by VCG/VCG via Getty Images)

IMAGE DISTRIBUTED FOR HUMANE SOCIETY INTERNATIONAL - A dog named Zita relaxes at the St. Huberts Animal Shelter in Madison, N.J. on Tuesday, April 26, 2016. Humane Society International rescued the dogs from a dog meat farm in Wonju, South Korea this week, the fifth such farm that the organization has closed down as part of its campaign to end the dog meat trade. A total of 171 dogs are being flown to shelters and rescues in the United States and Canada for a second chance at life. (Craig Ruttle/AP Images for Humane Society International)

Prime Minister David Cameron holds a Q&A session with staff at the Caterpillar factory in Peterborough while on the EU referendum campaign trail.

EDITORIAL USE ONLYAndy Clarke, President and CEO Asda, and television chef James Martin announce James' partnership with Asda, at the InterContinental London Park Lane, which aims to demonstrate to families that quality food can be accessible and affordable.

Workers wearing panda costumes attend a promotion event for Chinese tourists at a department store in Seoul, South Korea, Thursday, April 28, 2016. The number of Chinese visitors to South Korea has risen lately. (AP Photo/Ahn Young-joon)

BYRON BAY, NSW - APRIL 28: Chris Hemsworth is seen surfing and relaxing at the beach on April 28, 2016 in Byron Bay, Australia. (Photo by Matrix/GC Images)

AMUR REGION, RUSSIA. APRIL 28, 2016. Russia's President Vladimir Putin (C) and Federal Agency for Special Construction head Alexander Volosov (R) watch a Soyuz-2.1a rocket booster carrying Lomonosov, Aist-2D and SamSat-218 satellites blast off from a launch pad at the Vostochny Cosmodrome. Mikhail Metzel/TASS (Photo by Mikhail Metzel\TASS via Getty Images)

A Russian Soyuz 2.1a rocket carrying Lomonosov, Aist-2D and SamSat-218 satellites lifts off from the launch pad at the new Vostochny cosmodrome outside the city of Uglegorsk, about 200 kms from the city of Blagoveshchensk in the far eastern Amur region on April 28, 2016. / AFP / POOL / KIRILL KUDRYAVTSEV (Photo credit should read KIRILL KUDRYAVTSEV/AFP/Getty Images)

A Russian Soyuz 2.1a rocket carrying Lomonosov, Aist-2D and SamSat-218 satellites lifts off from the launch pad at the new Vostochny Cosmodrome outside the city of Uglegorsk, about 200 kilometers (125 miles) from the city of Blagoveshchensk in the far eastern Amur region Thursday, April 28, 2016. The launch of the first rocket from Russia's new space facility has been delayed after a last-minute problem. (Kirill Kudryavtsev/Pool Photo via AP)

Amnesty International activists stage a flash mob asking for truth on the death of Italian student Guido Regeni, in front of Milan's city hall, Italy, Sunday, April 24, 2016. Giulio Regeni, 28, an Italian doctoral student disappeared in Cairo on Jan. 25, the anniversary of Egypt's 2011 uprising, a day when security forces were on high alert and on the streets in force to prevent any demonstrations or protests. His body, stabbed repeatedly and exhibiting cigarette burns and other signs of torture, was reported found on Feb. 3. (AP Photo/Luca Bruno)

PORT ARTHUR, AUSTRALIA - APRIL 28: Prime Minister Malcolm Turnbull and Foreign Minister Julie Bishop with choir singers at the Port Arthur 20th Anniversary Commemoration Service on April 28, 2016 in Port Arthur, Australia. (Photo by Rob Blakers / Pool /Getty Images)

SYDNEY, AUSTRALIA - APRIL 28: Sophie Monk attends the launch of the collaboration between LXE and Oracle Fox 'La Muse Parisienne' at Missy French on April 28, 2016 in Sydney, Australia. (Photo by Don Arnold/WireImage)

Rangers from the Kenya Wildlife Service (KWS) stack elephant tusks into pyres, after carrying it from shipping containers full of ivory transported from around the country, in Nairobi National Park, Kenya Wednesday, April 20, 2016. Around 105 tonnes of ivory and other endangered animal products are due to be burned next week, the largest single destruction of ivory in history according to the KWS, to coincide with the Giants Club summit for the protection of elephants which will be held in Kenya April 28-30. (AP Photo/Ben Curtis)

PORT ARTHUR, AUSTRALIA - APRIL 28: Australian Prime Minister Malcolm Turnbull and Lucy Turnbull lay a wreath during the 20th anniversary commemoration service of the Port Arthur massacre on April 28, 2016 in Port Arthur, Australia. The historic town became infamous on April 28, 1996 when Martin Bryant began shooting indiscriminately with a high-powered rifle on people visiting the site. 35 people were killed and a further 23 were injured in what remains the world's worst massacre by a lone gunman. The tragedy transformed gun legislation in Australia, with then Prime Minister John Howard introducing the National Firearms Agreement, banning all semi-automatic rifles and all semi-automatic and pump-action shotguns and introducing stricter licensing and ownership controls. (Photo by Robert Cianflone/Getty Images)

An employee performs maintenance work inside the wafer bumping process area illuminated by yellow light at a Siliconware Precision Industries Co. (SPIL) facility in Taichung, Taiwan, on Tuesday, April 26, 2016. SPIL terminated a deal to sell a NT$56.8 billion ($1.7 billion) stake to China's Tsinghua Unigroup Ltd. after taking into account 'objective and subjective factors,' according to a filing to the Taiwan Stock Exchange on April 28. Photographer: Billy H.C. Kwok/Bloomberg via Getty Images

An Angry Bird character is seen during the Global Mobile Internet Conference (GMIC) at the National Convention Centre in Beijing on April 28, 2016. The three-day conference attended by mobile executives, entrepreneurs, developers, and investors runs from April 28-30. / AFP / NICOLAS ASFOURI (Photo credit should read NICOLAS ASFOURI/AFP/Getty Images)

The sun rises beside St Mary's Lighthouse in Whitley Bay, Tyne and Wear, as the unseasonably cool weather continues.

Christie's employees look towards a family portrait from 1992 by Lucian Freud, at their auction rooms in London, Thursday, April 28, 2016. The painting valued at 18 million UK pounds (26.25 million US dollars) will be auctioned on June 30 in the Defining British Art sale. (AP Photo/Kirsty Wigglesworth)

Volkswagen cars are presented to media inside a delivery tower prior to the company's annual press conference in Wolfburg, Germany, Thursday, April 28, 2016. (AP Photo/Markus Schreiber)

Disabled Afghan women take part in the national female wheelchair basketball championship's final match between Herat and Balkh provinces in Kabul, Afghanistan, Thursday, April 28, 2016. The tournament is organized by the International Committee of the Red Cross (ICRC). (AP Photo/Rahmat Gul)

Municipal workers scrub the the streets clean in Bangkok's Silom Road, Thailand, Thursday, April 28, 2016. Silom is home to many bank headquarters, financial institutions, night markets and the famous nightlife scene of Patpong. (AP Photo/Mark Baker)

IMAGE DISTRIBUTED FOR HUMANE SOCIETY INTERNATIONAL - HSUS rescuer Jenn Kulina-Lanese comforts Mendy the husky after her arrival at the St. Huberts Animal Shelter in Madison, N.J. on Tuesday, April 26, 2016. Humane Society International rescued the dogs from a dog meat farm in Wonju, South Korea this week, the fifth such farm that the organization has closed down as part of its campaign to end the dog meat trade. A total of 171 dogs are being flown to shelters and rescues in the United States and Canada for a second chance at life. (Craig Ruttle/AP Images for Humane Society International)