UK Independence Party (UKIP) leader Nige...UK Independence Party (UKIP) leader Nigel Farage covers his ears as he campaigns in Ramsgate in south east England on May 6, 2015, on the eve of a general election in Britain. Britain's political leaders launched their last day of campaigning Wednesday for the most unpredictable election in living memory which could yield no clear winner and weeks of haggling over the next government. AFP PHOTO/ BEN STANSALLBEN STANSALL/AFP/Getty Images

Ben Stansall/AFP/Getty

UK Independence Party (UKIP) leader Nigel Farage reads a leaflet given to him by an anti-UKIP protester as he campaigns in Ramsgate in south east England on the eve of a general election in Britain.

An Afghan policeman stands in a window o...An Afghan policeman stands in a window of the Hazrat-e-Ali shrine, or Blue Mosque, in Mazar-i-Sharif on May 5, 2015.  AFP PHOTO/Farshad UsyanFARSHAD USYAN/AFP/Getty Images

Farshad Usyan/AFP/Getty

An Afghan policeman stands in a window of the Hazrat-e-Ali shrine, or Blue Mosque, in Mazar-i-Sharif 

Britain's Chancellor of the Exchequer George Osborne drinks a mug of tea during a visit to the DPD parcels depot in Raunds...Britain's Chancellor of the Exchequer George Osborne drinks a mug of tea during a visit to the DPD parcels depot in Raunds, Britain May 6, 2015. Britain will go to the polls in a national election on May 7. REUTERS/Phil Noble

Phil Noble/Reuters

Britain’s Chancellor of the Exchequer George Osborne drinks a mug of tea during a visit to the DPD parcels depot in Raunds, Britain. Britain will go to the polls in a national election on Thursday. 

A malnourished child rescued by Nigerian...A malnourished child rescued by Nigerian soldiers from the Islamist militants Boko Haram in the Sambisa Forest  rests on the ground on a mat at Malkohi refugee camp in Yola, on May 5, 2015. The refugees were among a group of 275 people rescued by the Nigerian military last week and arrived at the camp on May 2, 2015. The freed hostages, among almost 700 women and children rescued from Boko Haram's clutches last week, had been traumatised and malnourished by their ordeal, the military said. AFP PHOTO/EMMANUEL AREWAEMMANUEL AREWA/AFP/Getty Images

Emmanuel Arewa/AFP/Getty

A malnourished child rescued by Nigerian soldiers from the Islamist militants Boko Haram in the Sambisa Forest rests on the ground at Malkohi refugee camp in Yola

General Election 2015 campaign - May 5th...PizzaExpress undated handout photo of pizzas they have created to show portraits of the leaders of the main political parties (left to right David Cameron, Ed Miliband and Nick Clegg) to celebrate this year's General Election campaign.  PRESS ASSOCIATION Photo. Issue date: Tuesday May 5, 2015. The Prime Minister's portrait uses 89 olives to illustrate his customary dark suit and three stems of asparagus for his tie with the Deputy PM uses a variety of peppers in all his party colours. The leader of the opposition's pizza portrait features LabourĂ­s party colour using chillies, red peppers, cherry tomatoes and pepperoni. Photo credit should read: PizzaExpress/PA Wire NOTE TO EDITORS: This handout photo may only be used in for editorial reporting purposes for the contemporaneous illustration of events, things or the people in the image or facts mentioned in the caption. Reuse of the picture may require further permission from the copyright holder.

PizzaExpress/PA Wire

Pizza Express has created pizzas showing portraits of the leaders of the main political parties (left to right David Cameron, Ed Miliband and Nick Clegg) to celebrate this year’s General Election campaign. The prime minister’s portrait uses 89 olives to illustrate his customary dark suit and three stems of asparagus for his tie, while the deputy PM’s image uses a variety of peppers in his party colours. The leader of the opposition’s pizza portrait features Labour’s party colour using chillies, red peppers, cherry tomatoes and pepperoni 

A man takes a picture of Russian Air Force fighter jets as they fly over Moscow during a rehearsal for the Victory Day military parade which will take place at Moscow's Red Square on May 9, in Moscow, Russia, Tuesday, May 5, 2015. (AP Photo/Pavel Golovkin)

Pavel Golovkin/AP

A man takes a picture of Russian Air Force fighter jets as they fly over Moscow during a rehearsal for the Victory Day military parade which will take place at Moscow’s Red Square on Saturday 

A Kashmiri shopkeeper reads a newspaper outside his closed shop during a strike in Srinagar, Indian controlled Kashmir, Tuesday, May 5, 2015. Kashmir Traders and Manufacturers Federation (KTMF) called for a shutdown on May 5 to protest the governmentĂ­s alleged failure to rehabilitate flood-hit traders. (AP Photo/Mukhtar Khan)

Mukhtar Khan/AP

A Kashmiri shopkeeper reads a newspaper outside his closed shop during a strike in Srinagar, Indian controlled Kashmir. Kashmir Traders and Manufacturers Federation (KTMF) called for a shutdown on Monday to protest the government’s alleged failure to rehabilitate flood-hit traders 

Britain's Prime Minister David Cameron walks back onto his Conservative Party campaign bus after a factory visit whilst campaigning in Pendle in northern England, Britain...Britain's Prime Minister David Cameron walks back onto his Conservative Party campaign bus after a factory visit whilst campaigning in Pendle in northern England, Britain, May 1, 2015. REUTERS/Toby Melville

Toby Melville/Reuters

Britain’s Prime Minister David Cameron walks back onto his Conservative Party campaign bus after a factory visit whilst campaigning in Pendle in northern England 

Leicester Morrismen dance during May Day celebrations at Bradgate Park in Newtown Linford...Leicester Morrismen dance during May Day celebrations at Bradgate Park in Newtown Linford, Britain May 1, 2015. The May Day Morris celebration is a traditional rite thought to be connected to changing seasons and fertility.  REUTERS/Darren Staples

Darren Staples/Reuters

Leicester Morrismen dance during May Day celebrations at Bradgate Park in Newtown Linford. The May Day Morris celebration is a traditional rite thought to be connected to changing seasons and fertility. 

This photo taken on April 30, 2015 shows...This photo taken on April 30, 2015 shows an elderly man posing for a photo on the ruins of his damaged home in Paslang village in Gorkha, Nepal. Desperate survivors living at ground zero of Nepal's earthquake felt abandoned to their fate on May 1 after losing their loved ones and livelihoods in a disaster that has claimed more than 6,300 lives.     CHINA OUT   AFP PHOTOSTR/AFP/Getty Images

STR/AFP/Getty

An elderly stands in the ruins of his damaged home in Paslang village in Gorkha, Nepal. The Earthquake that has claimed more than 6,300 lives

Protesters clash with police in Philadelphia on Thursday, April 30, 2015. The event in Philadelphia follows days of unrest in Baltimore amid Freddie Gray's police-custody death. (AP Photo/Matt Rourke)

Matt Rourke/AP

Protesters clash with police in Philadelphia on Thursday. The event in Philadelphia follows days of unrest in Baltimore amid Freddie Gray’s police-custody death.

After having his lunch, a peasant relaxes in front of a store in Masaya, Nicaragua, Wednesday, April 29, 2015. (AP Photo/Esteban Felix)

Esteban Felix/AP

After having his lunch, a man relaxes in front of a store in Masaya, Nicaragua

ut On The Campaign Trail With Ian Paisley Junior...BALLYMONEY, NORTHERN IRELAND - APRIL 29:  Democratic Unionist Party Westminster candidate Ian Paisley Jr jumps over a roundabout sign whilst out canvassing on April 29, 2015 in Ballymoney, Northern Ireland. Son of the late Ian Paisley, founder of the DUP and former Northern Ireland First Minister, Paisley Jr successfully ran to succeed his father as the Westminster MP for North Antrim in the 2010 UK general election, winning 46.4% of the vote share. Political observers have suggested that the DUP, with a probable 8-10 Westminster seats could have an influential role to play if the General Election results in a hung parliment. The DUP has said that they are open to working with either the Conservatives or the Labour party.  (Photo by Charles McQuillan/Getty Images)

Charles McQuillan/Getty

Democratic Unionist Party Westminster candidate Ian Paisley Jr jumps over a roundabout sign whilst out canvassing in Ballymoney, Northern Ireland. Son of the late Ian Paisley 

Earthquake survivor is rescued by the Armed Police Force from the collapsed Hilton Hotel, the result of an earthquake in Kathmandu...ATTENTION EDITORS - REUTERS PICTURE HIGHLIGHT Earthquake survivor Pema Lama, 15, is rescued by the Armed Police Force from the collapsed Hilton Hotel, the result of an earthquake in Kathmandu, Nepal April 30, 2015. REUTERS/Adnan Abidi      TPX IMAGES OF THE DAY REUTERS NEWS PICTURES HAS NOW MADE IT EASIER TO FIND THE BEST PHOTOS FROM THE MOST IMPORTANT STORIES AND TOP STANDALONES EACH DAY. Search for "TPX" in the IPTC Supplemental Category field or "IMAGES OF THE DAY" in the Caption field and you will find a selection of 80-100 of our daily Top Pictures.

Adnan Abidi/Reuters

Earthquake survivor Pema Lama, 15, is rescued by the Armed Police Force from the collapsed Hilton Hotel, the result of an earthquake in Kathmandu, Nepal 

Nicola Sturgeon, the leader of the Scottish National Party, launches her party's final poster at a campaign event in Leith Walk Edinburgh, Scotland...Nicola Sturgeon, the leader of the Scottish National Party, launches her party's final poster at a campaign event in Leith Walk Edinburgh, Scotland, April 30, 2015. REUTERS/Russell Cheyne

Russell Cheyne/Reuters

Nicola Sturgeon, the leader of the Scottish National Party, launches her party’s final poster at a campaign event in Leith Walk Edinburgh, Scotland 

Protesters demonstrate ahead of a 10 p.m. curfew Wednesday, April 29, 2015, in Baltimore. The curfew was imposed after unrest in Baltimore over the death of Freddie Gray while in police custody. (AP Photo/Matt Rourke)

Matt Rourke/AP

Protesters demonstrate ahead of a 10pm curfew in Baltimore, Maryland. The curfew was imposed after unrest in Baltimore over the death of Freddie Gray while in police custody 

Nick Clegg Visits A West Country School With His Wife...CHIPPENHAM, ENGLAND - APRIL 29:  Deputy Prime Minister Nick Clegg (C) and his wife Miriam Gonzalez Durantez help make a crumble at Ivy Lane Primary School as he canvasses with local Liberal Democrat candidate for Chippenham Duncan Hames (R) on April 29, 2015 in Chippenham, England. As the campaign enters the final days, the country's political parties are stepping up the campaign to appeal for votes from the indecided electorate.  (Photo by Matt Cardy/Getty Images)

Matt Cardy/Getty

Deputy Prime Minister Nick Clegg and his wife Miriam Gonzalez Durantez help make a crumble at Ivy Lane Primary School as he canvasses with local Liberal Democrat candidate for Chippenham Duncan Hames on Wednesday in Chippenham, England 

A snack and fruit vendor waits for customers near the advertisement board of a shopping mall and apartment building in Ho Chi Minh City, Vietnam, Wednesday, April 29, 2015. The country is set to celebrate the 40th anniversary of the end of the Vietnam War on April 30.(AP Photo/Dita Alangkara)

Dita Alangkara/AP

A snack and fruit vendor waits for customers near the advertisement board of a shopping mall and apartment building in Ho Chi Minh City, Vietnam. The country is set to celebrate the 40th anniversary of the end of the Vietnam War on Thursday 

TOPSHOTS Nepalese soldiers stand next to...TOPSHOTS Nepalese soldiers stand next to wrecked buildings at Durbar square, a UNESCO world heritage site that was badly damaged by the earthquake, in the historical centre of Kathmandu on April 29, 2015,  following a 7.8 magnitude earthquake which struck the Himalayan nation on April 25. Rescuers are facing a race against time  to find survivors of a mammoth earthquake that killed more than 5,000 people when it through Nepal five days ago and devastated large parts of one of Asia's poorest nations.    AFP PHOTO / Philippe LopezPHILIPPE LOPEZ/AFP/Getty Images

Philippe Lopez/AFP/Getty

Nepalese soldiers stand next to wrecked buildings at Durbar square, a UNESCO world heritage site that was badly damaged by the earthquake, in the historical centre of Kathmandu, Nepal 

***BESTPIX*** National Guard Activated To Calm Tensions In Baltimore In Wake Of Riots After Death Of Freddie Gray...BALTIMORE, MD - APRIL 28:  A protester walks through tear gas as police enforce a mandatory, city-wide curfew of 10PM near the CVS pharmacy that was set on fire yesterday during rioting after the funeral of Freddie Gray, on April 28, 2015 in Baltimore, Maryland. Gray, 25, was arrested for possessing a switch blade knife April 12 outside the Gilmor Houses housing project on Baltimore's west side. According to his attorney, Gray died a week later in the hospital from a severe spinal cord injury he received while in police custody.  (Photo by Andrew Burton/Getty Images) ***BESTPIX***

Andrew Burton/Getty

A protester walks through tear gas as police enforced a mandatory, city-wide curfew of 10pm near the CVS pharmacy that was set on fire on Monday during rioting after the funeral of Freddie Gray in Baltimore, Maryland