An aerial view shows Independence Square during clashes between anti-government protesters and Interior Ministry members and riot police in central Kiev February 19, 2014. Ukrainian President Viktor Yanukovich warned his opponents on Wednesday that he could deploy force against them after what he called their attempt to "seize power" by means of "arson and murder". REUTERS/Olga Yakimovich (UKRAINE - Tags: POLITICS CIVIL UNREST CITYSCAPE TPX IMAGES OF THE DAY) 

Civilians run from the site of an explosion in the southern suburbs of Beirut February 19, 2014. A large explosion near an Iranian cultural centre in the southern suburbs of Lebanon's capital Beirut on Wednesday killed at least four people and wounded 19, security sources said. Security sources said the explosion appeared to have been caused by a car bomb and a motorcycle laden with explosives. REUTERS/Mahmoud Kheir (LEBANON - Tags: POLITICS CIVIL UNREST) 

Ultra-orthodox Jewish bride Rivka Hannah Krois watches her groom dance after their traditional wedding ceremony in the Mea Shearim neighbourhood of Jerusalem early February 19, 2014. REUTERS/Ronen Zvulun (JERUSALEM - Tags: SOCIETY RELIGION TPX IMAGES OF THE DAY) 

An anti-government protester stands near Thai soldiers guarding a Defence Ministry compound, which is serving as a temporary office for Thai Prime Minister Yingluck Shinawatra, in north Bangkok February 19, 2014. Protesters seeking to oust Yingluck rallied at her temporary office on Wednesday, but the premier stayed away from the potential flashpoint a day after five people were killed in gunbattles in Bangkok. REUTERS/Athit Perawongmetha (THAILAND - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY) 

Russia's Yulia Lipnitskaya reacts at the end of her program during the Figure Skating Women's Short Program at the Sochi 2014 Winter Olympics, February 19, 2014. REUTERS/Lucy Nicholson (RUSSIA - Tags: OLYMPICS SPORT FIGURE SKATING TPX IMAGES OF THE DAY)

Dawoodi Bohra Muslims raise their arms as they take blessings from their new spiritual leader Syedna Mufaddal Saifuddin in Mumbai February 19, 2014. REUTERS/Danish Siddiqui (INDIA - Tags: SOCIETY RELIGION TPX IMAGES OF THE DAY) 

Opposition supporter Genesis Carmona is evacuated on a motorcycle after being shot in the head during a protest against Nicolas Maduro's government in Valencia, some 100 miles (160 km) from Caracas, February 18, 2014. A 22-year-old student from the central city of Valencia died on Wednesday after being shot in the head during an anti-government demonstration, her family said, the fifth victim of unrest in Venezuela. Genesis Carmona, who was studying tourism and was also a local beauty queen, was shot during a demonstration in Valencia on Tuesday, relatives told. Picture taken February 18, 2014. REUTERS/Mauricio Centeno-Notitarde (VENEZUELA - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY) 

Anti-government protesters stand behind burning barricades in Kiev's Independence Square February 19, 2014. Ukrainian President Viktor Yanukovich accused pro-European opposition leaders on Wednesday of trying to seize power by force after at least 26 people died in the worst violence since the former Soviet republic gained independence. REUTERS/Vasily Fedosenko (UKRAINE - Tags: POLITICS CIVIL UNREST) 

French President Francois Hollande (R) and German Chancellor Angela Merkel attend a news conference after a joint Franco-German cabinet meeting at the Elysee Palace in Paris February 19, 2014. REUTERS/Benoit Tessier (FRANCE - Tags: POLITICS TPX IMAGES OF THE DAY) 

A member of a heavily-armed militia group is seen with his weapon in Freedom Square in Benghazi February 18, 2014. A heavily-armed militia group threatened on Tuesday to remove the transitional parliament from power, hours after issuing a deadline for the assembly to dissolve itself. The warning from the commander of the al-Qaqa brigade added to turmoil in the OPEC producer where the government has struggled to rein in militias who helped topple Muammar Gaddafi in 2011. Picture taken February 18, 2014. REUTERS/Esam Omran Al-Fetori (LIBYA - Tags: CIVIL UNREST POLITICS) 

Italy's Nadya Ochner competes during the women's snowboard parallel giant slalom qualification run at the 2014 Sochi Winter Olympic Games in Rosa Khutor February 19, 2014. REUTERS/Dylan Martinez (RUSSIA - Tags: OLYMPICS SPORT SNOWBOARDING TPX IMAGES OF THE DAY)

Anti-government protesters take cover behind shields as they gather in Independence Square in central Kiev February 19, 2014. Ukraine's interim prime minister said on Wednesday that protests which brought violent clashes with police on Tuesday amounted to an attempted coup. REUTERS/David Mdzinarishvili (UKRAINE - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY) 

A man stands at the balcony of a damaged building at the site of an explosion in the southern suburbs of Beirut February 19, 2014.The al Qaeda-linked Abdullah Azzam Brigades claimed a twin bomb attack in Beirut on Wednesday, saying such attacks would continue until Hezbollah forces withdrew from the fighting in Syria and its own fighters were released from Lebanese jails. REUTERS/Mohamed Azakir (LEBANON - Tags: CIVIL UNREST POLITICS TPX IMAGES OF THE DAY) 

A gust of wind blows Pope Francis's mantle as he arrives to lead his Wednesday general audience in Saint Peter's square at the Vatican February 19, 2014. REUTERS/Max Rossi (VATICAN - Tags: RELIGION TPX IMAGES OF THE DAY) 

People rest inside Mikhailovsky Zlatoverkhy Cathedral (St. Michael's golden-domed cathedral), which serves as a temporary shelter and a first-aid post for anti-government protesters, in Kiev February 19, 2014. Ukrainian President Viktor Yanukovich accused pro-European opposition leaders on Wednesday of trying to seize power by force after at least 26 people died in the worst violence since the former Soviet republic gained independence. REUTERS/David Mdzinarishvili (UKRAINE - Tags: POLITICS CIVIL UNREST RELIGION TPX IMAGES OF THE DAY) 

Supporters of opposition leader Leopoldo Lopez are hit by the police's water cannon during a protest against Nicolas Maduro's government in Caracas February 19, 2014. Tensions have risen in Venezuela since Lopez, a 42-year-old Harvard-educated economist, surrendered to troops on Tuesday after spearheading three weeks of often rowdy demonstrations against President Maduro's government. REUTERS/Carlos Garcia Rawlins (VENEZUELA - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY) 

A South Sudanese girl, who has been displaced by the fighting, wears headphones in a camp for displaced persons in the United Nations Mission in South Sudan (UNMISS) compound in Tongping in Juba, February 19, 2014. Thousands of people have been killed and more than 800,000 have fled their homes since fighting began two months ago, triggered by a power struggle between President Kiir and Machar, his former deputy whom he sacked in July. REUTERS/Andreea Campeanu (SOUTH SUDAN - Tags: CIVIL UNREST POLITICS CONFLICT) 

Bayern Munich's Arjen Robben stands on an advertising board after the Champions League round of 16 first leg soccer match against Arsenal at the Emirates Stadium in London February 19, 2014. REUTERS/Eddie Keogh (BRITAIN - Tags: SPORT SOCCER)

Latvia's goalie Kristers Gudlevskis (C) and Latvia's Kristaps Sotnieks (hidden) combine to make a goal line save from Canada's Patrick Marleau (L) in the third period of their men's quarter-finals ice hockey game at the 2014 Sochi Winter Olympic Games, February 19, 2014. REUTERS/Gary Hershorn (RUSSIA - Tags: SPORT OLYMPICS SPORT ICE HOCKEY TPX IMAGES OF THE DAY)

Margaret Avery, 71, and her husband Michael Avery, 76, pose with their grandson Tom, 21, who suffers from Aspergers and epilepsy inside the flooded Somerset village of Moorland February 14, 2014. The Averys say they will rescue Tom first if their house floods. Residents of Moorland are among thousands across England who have fallen victim to flooding, with heavy rain and storms damaging homes, businesses and transport links. The government, which has been criticised for reacting too slowly to the floods, has pledged to spend whatever is needed for the relief effort. Picture taken February 14, 2014. REUTERS/Cathal McNaughton (BRITAIN - Tags: DISASTER ENVIRONMENT SOCIETY TPX IMAGES OF THE DAY)

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Jang Choon, who has been selected as one of 82 participants of the reunion ceremony this Thursday, picks up a picture of his youngest brother Jang Ha-choon whom he will meet at a reunion ceremony, at his house in Namyangju, east of Seoul February 19, 2014. South Korean octogenarian Jang Choon will finally make it to North Korea this week to meet his family he has not seen since he was a teenager in the 1950-53 Korean War, as Seoul and Pyongyang edge towards a small measure of engagement. REUTERS/Kim Hong-Ji (SOUTH KOREA - Tags: POLITICS) 

Russian fans react as they watch a broadcast of the ice hockey quarter-final match between Russia and Finland in the Olympic Park during the 2014 Winter Olympic Games in Sochi February 19, 2014. Russia were eliminated from the men's ice hockey competition at the Sochi Games on Wednesday following a 3-1 quarter-final loss to Finland. REUTERS/Shamil Zhumatov (RUSSIA - Tags: SPORT ICE HOCKEY OLYMPICS TPX IMAGES OF THE DAY) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. An anti-government protester smokes while manning a barricade in Kiev's Independence Square February 19, 2014. Ukrainian President Viktor Yanukovich accused pro-European opposition leaders on Wednesday of trying to seize power by force after at least 26 people died in the worst violence since the former Soviet republic gained independence. REUTERS/Yannis Behrakis (UKRAINE - Tags: CIVIL UNREST POLITICS)