A Ukrainian soldier rests at his temporary camp, close to a checkpoint near Eastern Ukrainian village Nikishino, some 20 kms from village Grabovo, close to the village where the Malaysia Airlines flight MH17 crashed, in Ukraine, 01 August 2014. A group of international experts managed to reach the Malaysia Airlines plane believed to have been shot down on 17 July by pro-Russian separatists in Ukraine, just as the European Union turned up the heat on Moscow with unprecedented economic sanctions.

Roman Pilipey/EPA

A Ukrainian soldier rests at his temporary camp, close to a checkpoint near Eastern Ukrainian village Nikishino, some 20 kms from village Grabovo, close to the village where the Malaysia Airlines flight MH17 crashed, in Ukraine on Friday

Palestinians run for cover during clashes with Israeli soldiers following a protest against the war in the Gaza Strip, outside Ofer, an Israeli military prison near the West Bank city of Ramallah, Friday, Aug. 1, 2014.

Majdi Mohammed/AP

Palestinians run for cover during clashes with Israeli soldiers following a protest against the war in the Gaza Strip, outside Ofer, an Israeli military prison near the West Bank city of Ramallah on Friday

Edinburgh Fringe Festival acts play to the crowds during the first day of the festival on the Royal Mile.

David Cheskin/PA

Edinburgh Fringe Festival acts play to the crowds during the first day of the festival on the Royal Mile on Friday

A bemedalled Chelsea Pensioner walks amongst red poppies in the moat at the Tower of London in London, Britain, 01 August 2014. The Tower of London moat is slowly turning red as some 888,246 ceramic poppies are planted in memory of the British and Commonwealth dead from World War I. The year 2014 sees the 100th anniversary of the beginning of WWI, or the Great War, which according to official statistics cost more than 37 million military and civilian casualties between 1914 and 1918.

Andy Rain/EPA

A Chelsea Pensioner walks among poppies in the moat at the Tower of London on Friday. This year marks the 100th anniversary of the beginning of the first world war, which cost more than 37 million military and civilian casualties between 1914 and 1918.

England's Jack Laugher (L) and Chris Mears compete in the men's Synchronised 3m Springboard final at the 2014 Commonwealth Games in Edinburgh, Scotland, August 1, 2014.

Stefan Wermuth/Reuters

England’s Jack Laugher and Chris Mears compete in the men’s Synchronised 3m Springboard final at the 2014 Commonwealth Games in Edinburgh, Scotland

Children play in a fountain to beat the heat in central Seoul on August 1, 2014.  South Korea's state weather agency issued a heat wave warning for Seoul for the first time this year, advising people to stay indoors. Heat wave warnings are issued when the daytime high is expected to stay above 35 C (95F) for two or more consecutive days, according to state media.

Ed Jones/AFP

Children play in a fountain to beat the heat in central Seoul on Friday. South Korea’s state weather agency issued a heat wave warning for Seoul for the first time this year, advising people to stay indoors, as temperatures are expected to exceed 35 celsius

A graduation photo of a Palestinian boy is hung on the wall in a destroyed house in the heavily bombed Gaza City neighborhood of Shijaiyah, close to the Israeli border, Friday, Aug. 1, 2014. A three-day Gaza cease-fire that began Friday quickly unraveled, with Israel and Hamas accusing each other of violating the truce as several Palestinians were killed in a heavy exchange of fire in the southern town of Rafah. (AP Photo/Dusan Vranic)

Dusan Vranic/AP

A graduation photo of a Palestinian boy is hung on the wall in a destroyed house in the heavily bombed Gaza City neighborhood of Shijaiyah, close to the Israeli border. A three-day Gaza cease-fire that began Friday quickly unraveled, with Israel and Hamas accusing each other of violating the truce as several Palestinians were killed in a heavy exchange of fire in the southern town of Rafah. Read more

Restored WW1 Altar Frontal...LONDON, ENGLAND - AUGUST 01:  Canon Michael Hampel holds a chalice above an historic embroidered alter frontal at St Paul's Cathedral on August 1, 2014 in London, England. The altar frontal which was made for St Pauls Cathedral by severely injured World War One servicemen is being displayed in for the first time in 70 years to mark the Centenary of the War. A special service will be held on Sunday August 3, 2014  at which the altar frontal will be used for the first time since the 1940s. Relatives of some of the men will be present, including two surviving children from the UK, and numerous members of one family from Canada.  (Photo by Peter Macdiarmid/Getty Images)

Peter Macdiarmid/Getty

Canon Michael Hampel holds a chalice above an embroidered altar frontal at St Paul’s Cathedral on Friday in London, England. The frontal, which was made for the cathedral by injured first world war servicemen, is being displayed for the first time in 70 years to mark the centenary of the outbreak of the war.

A member of People's Liberation Army (PLA) coastal defence force jumps through a burning obstacle during a drill to mark the 87th Army Day at a military base in Qingdao, Shandong province July 29, 2014. The PLA Army Day falls on August 1 every year. Chinese President Xi Jinping has pledged to strike hard against graft in the military, urging soldiers to banish corrupt practices and ensure their loyalty to the ruling Communist Party, state media reported on Friday.

Reuters

A member of People’s Liberation Army coastal defence force jumps through a burning obstacle during a drill to mark the 87th Army Day at a military base in Qingdao, Shandong province, China. Army Day falls on August 1 every year

Rescue personnel survey the wreckage after an explosion in Kaohsiung, southern Taiwan, August 1, 2014. The explosion caused by a gas leak in Taiwan's second city killed 22 people, injured 270 and sent flames shooting 15 storeys into the air, a government agency said.

Toby Chang/Reuters

Rescue personnel survey the wreckage after an explosion in Kaohsiung, southern Taiwan, on Friday. The explosion, caused by a gas leak, killed 22 people, injured 270 and sent flames shooting 15 storeys into the air