Four T-50 fighter jets from the South Korean aerial acrobatic team, the Black Eagles, perform a maneuver during an aerial preview at the Singapore Airshow, 14 February 2016. The fifth edition of the biennial Singapore Airshow will run from 16-21 February 2016 at the Changi Exhibition Centre and showcases over a 1000 aviation and defence exhibitors from 50 different countries. (Photo by Wallace Woon/EPA)





Wrestler Dover (L) fights against Nitro during the Hungarian wrestling Championship in Budapest, Hungary February 13, 2016. (Photo by Laszlo Balogh/Reuters)





Wrestler Dover is seen at a fight against wrestler Nitro during the Hungarian wrestling Championship in Budapest, Hungary February 13, 2016. (Photo by Laszlo Balogh/Reuters)





The float of the King of Carnival is paraded through the crowd during the Carnival parade in Nice, France, February 13, 2016. The 132nd Carnival of Nice will take place from February 13 to 28 and will celebrate the “King of Media”. (Photo by Eric Gaillard/Reuters)





Members of a Palestinian family gather in front of a mural as they wait for a travel permit to cross into Egypt through the Rafah border crossing between Egypt and the southern Gaza Strip February 14, 2016. Egypt opened the Rafah border crossing on Saturday for two days to allow Palestinians on humanitarian grounds to travel in and out of the Gaza Strip, officials said. Gaza, a small impoverished coastal enclave, is under blockade by neighbouring Israel, and Egypt has kept its Rafah crossing largely shut since Cairo's Islamist president was toppled by the army in 2013. (Photo by Ibraheem Abu Mustafa/Reuters)





Kurdish people hold flags and pictures of jailed Kurdish leader Abdullah Ocalan of the Kurdistan Workers Party (PKK) during a demonstration calling for his release in Beirut, Lebanon February 14, 2016. (Photo by Hasan Shaaban/Reuters)





Israeli emergency service personnel evacuate the body of a Palestinian who was killed by Israeli troops after, police said, he tried to stab an Israeli paramilitary policeman at a checkpoint in the West Bank, near Jerusalem February 14, 2016. (Photo by Amir Cohen/Reuters)





People release sky lanterns ahead of the traditional Chinese Lantern Festival in Pingxi, New Taipei City February 14, 2016. Believers gathered to release sky lanterns as a form of prayer for good luck and blessings. The tradition of releasing lanterns began during the Ching Dynasty when bands of outlaws frequently raided villages, forcing local residents to seek refuge in the mountains. The lanterns were signals used by the village watchmen to inform the refugees that their houses were safe again. The Lantern Festival or Yuan Xiao Jie is a Chinese festival that is celebrated on the fifteenth day of the first month in the lunar year in the Chinese calendar. (Photo by Pichi Chuang/Reuters)





Performers wearing masks attend an event to celebrate Chinese New Year, in London, Britain February 14, 2016. The celebrations on Sunday marked the Chinese New Year of the Monkey, which fell on February 8, 2016. (Photo by Neil Hall/Reuters)





Performers wear a traditional costume to perform the “Flying Lion Dance” at an event to celebrate Chinese New Year in London, Britain February 14, 2016. (Photo by Neil Hall/Reuters)





Performers dressed in traditional costume attend an event to celebrate Chinese New Year, in London, Britain February 14, 2016. (Photo by Neil Hall/Reuters)





A protester throws a stone at a riot police armoured personnel carrier during anti-government clashes in the village of Sitra, south of Manama, February 14, 2016. Protesters took to streets in Bahrain on Sunday to mark the 5th anniversary of the 2011 uprising. (Photo by Hamad I. Mohammed/Reuters)





Firefighters try to extinguish a fire at the venue of a cultural event during “Make in India” week in Mumbai, India, February 14, 2016. A huge fire engulfed the venue of a cultural event in Mumbai on Sunday that was being held at the opening of a “Make in India” week launched by Prime Minister Narendra Modi to drum up foreign investment. (Photo by Danish Siddiqui/Reuters)





Firefighters try to extinguish a fire at the venue of a cultural event during “Make in India” week in Mumbai, India, February 14, 2016. (Photo by Danish Siddiqui/Reuters)





A firefighter tries to extinguish a fire at the venue of a cultural event during “Make in India” week in Mumbai, India, February 14, 2016. (Photo by Danish Siddiqui/Reuters)





Women walk by a United Nations peacekeeping armoured vehicle guarding the outer perimeter of a compound of a school used as an electoral centre at the end of the presidential and legislative elections, in the mostly muslim PK5 neighbourhood of Bangui, Central African Republic, February 14, 2016. (Photo by Siegfried Modola/Reuters)





A group of electoral observers are initially refused entry by United Nations peacekeepers as their ballots are taken into another polling station for counting at the end of the presidential and legislative elections, in the mostly muslim PK5 neighbourhood of Bangui, Central African Republic, February 14, 2016. (Photo by Siegfried Modola/Reuters)





A man casts his ballot in the second round of presidential election and the first round of legislative elections in the Fatima district of Bangui, Central African Republic, Sunday February 14, 2016. Two former prime ministers, Faustin Archange Touadera and Anicet Georges Dologuele, are running neck-and-neck in the second round of presidential elections to end years of violence pitting Muslims against Christians in the Central African Republic. Central Africans will also vote in Legislative elections. (Photo by Jerome Delay/AP Photo)





People attend a mass led by Patriarch Kirill, the head of the Russian Orthodox Church, at the Russian Orthodox church in Havana, February 14, 2016. (Photo by Alexandre Meneghini/Reuters)





A member of the cleric takes a picture of another before a Mass celebrated by Pope Francis before a crowd of hundreds of thousands in Ecatepec, Mexico, February 14, 2016. (Photo by Max Rossi/Reuters)





A woman smiles ahead of Pope Francis's Mass before a crowd of hundreds of thousands in Ecatepec, Mexico, February 14, 2016. (Photo by Max Rossi/Reuters)





Pope Francis sits in a room behind the altar to pray before the image of Our Lady of Guadalupe while celebrating mass at the Basilica of Guadalupe in Mexico City, 13 February 2016. Pope Francis landed in the Mexican capital late 12 February for his first visit to the predominantly Catholic country. His tour will last until 17 February, and take him to six cities in four states. The pope has spoken out against the high rates of crime and poverty in the country. (Photo by Alessandro Di Meo/EPA)





A bride gets her make-up done before the start of a mass marriage ceremony in Kolkata, India, February 14, 2016. A total of 150 tribal Hindu, Muslim and Christian couples from various villages across the state took their wedding vows on Sunday during the day-long mass marriage ceremony organised by a social organisation, the organisers said. (Photo by Rupak De Chowdhuri/Reuters)





An art installation by Chinese artist Ai Weiwei that consists of life vests worn by refugees bound to the columns of the concert house next to a statue at Gendarmenmarkt on February 14, 2016 in Berlin, Germany. The life vests were among the thousands discarded by migrants and refugees after they crossed the sea from Turkey to Greece. Ai Weiwei lives in Berlin and is currently involved in several projects relating to refugees. Up to 80,000 refugees currently live in Berlin and the city is preparing for the likely arrival of 30,000 more in 2016. (Photo by Clemens Bilan/Getty Images)





A Chinese couple kiss while being recorded on video during a symbolic ceremony of receiving marriage licenses on Valentine's Day at a marriage registry office in an eastern district of Beijing, China, 14 February 2016. Although celebrating 14 February as Valentine's Day is largely a foreign concept, many Chinese couples are beginning to embrace the idea as a novel day for couples in love to register for marriage. (Photo by Rolex Dela Pena/EPA)





A guest wears high-heels featuring Bambi figures at the “Lausbubenparty” during the 66th annual Berlin International Film Festival, in Berlin, Germany, 13 February 2016. The “Berlinale” runs from 11 to 21 February. (Photo by Jens Kalaene/EPA)





Supporters carry a painting of opposition leader Kizza Besigye as they walk along train tracks to get to an election rally on the outskirts of Kampala, Uganda Sunday, February 14, 2016. Ugandans go to the polls on Thursday, and opinion polls have showed the race tightening between long-time President Yoweri Museveni and Kizza Besigye, the opposition leader who is his closest challenger. (Photo by Ben Curtis/AP Photo)





Staff engineer Oleg Melnik gets electrical discharges of Tesla coil holding a piece of wood at the museum of science Elemento in Minsk, Belarus, 14 February 2016. The museum holds lectures, science shows and excursions. (Photo by Tatyana Zenkovich/EPA)





This photo taken late on February 13, 2016 shows a couple exchanges a kiss by a Faraday cage displaying electrical sparks of Tesla coil, on the eve of Valentine's Day at the Elemento Science Museum in Minsk. (Photo by Maxim Malinovsky/AFP Photo)





A model has a snack while her hair is styled backstage prior to the Tracy Reese Fall 2016 collection presentation, during Fashion Week in New York, Sunday, February 14, 2016. (Photo by Richard Drew/AP Photo)





A bus window is covered by snow and ice, Sunday, February 14, 2016, in Evanston, Ill. Snow has now overspread nearly all of the Chicago Metro area early Sunday afternoon and is expected to continue into the night before ending. (Photo by Nam Y. Huh/AP Photo)





Iraqis celebrate Valentine's Day at al-Zawra Park in Baghdad, Iraq, Sunday, February 14, 2016. The city is plastered with Valentine hearts and roses, and Iraqis are enjoying a rare lull in violence but wondering how long it will last. Despite recent setbacks, the Islamic State group is still dug in west of Baghdad, and increasingly powerful Shiite militias patrol the streets. (Photo by Khalid Mohammed/AP Photo)





A diver feeds fish at Sunshine Aquarium during a special Valentine's Day event in Tokyo Sunday, February 14, 2016. (Photo by Shizuo Kambayashi/AP Photo)





People shield themselve from the wind as a woman leaves after the Christian Siriano Fall 2016 show during Fashion Week, Saturday, February 13, 2016, in New York. Bitter temperatures and biting winds had much of the northeastern United States bundling up for the some of the worst cold of the winter, a snap so bad it forced an ice festival in Central Park to cancel and caused an Interstate pileup that killed three. (Photo by Andres Kudacki/AP Photo)





Elderly woman walks by an electronic stock board of a securities firm in Tokyo, Monday, February 15, 2016. Tokyo's main share index, the Nikkei 225, jumped 4.4 percent to 15,615.84 in early trading Monday, helped by a weakening in the Japanese yen. (Photo by Koji Sasahara/AP Photo)





Model Georgina Burke poses with models at the Michelle Helene Presentation at Pier 59 on February 13, 2016 in New York City. (Photo by Arun Nevader/Getty Images)





A Muslim girl displays posters “Muslims forbidden to celebrate Valentine's Day” during a protest against Valentine's Day in Jakarta, Indonesia, Sunday, February 14, 2016. Dozens of activists staged the protest calling on Muslims to avoid the celebration of the western holiday, saying that it's against Islamic teachings and could lead to forbidden sexual relations. (Photo by Achmad Ibrahim/AP Photo)





A helicopter flies past plumes of smoke during firefighting efforts on a train trestle parallel to Interstate 10 near the Bonnet Carre Spillway, west of New Orleans on Saturday, February 13, 2016. A CN Railway spokesman says it typically carries four to eight freight trains a day, plus one passenger train in each direction. (Photo by Jeff Strout/AP Photo)





Refugees rush to board a train before its departure towards Serbia, from the transit center for refugees near the southern Macedonia's town of Gevgelija, Sunday, February 14, 2016. Dutch foreign minister Bert Koenders has urged on Sunday some EU member states not to close their borders for migrants, suggesting that “effective border control is most important rather than going to closure”. (Photo by Boris Grdanoski/AP Photo)





A woman from the Afghan National Army salutes her commander during her graduation ceremony at the Afghan Military Academy in Kabul, Afghanistan, Sunday, February 14, 2016. Over 1700 Afghan National Army (ANA) graduated after receiving a 3-month training program in Kabul. (Photo by Rahmat Gul/AP Photo)