Olga Krichevtcova and Ulyana Ukolova wear halos while passing out paper hearts at the Olympic Plaza to celebrate Valentine's Day at the 2014 Winter Olympics in Sochi, on February 14, 2014. (Photo by David Goldman/Associated Press)

A worker sets up an octopus made with lemons and oranges during the 81st Lemon festival in Menton, France, on February 14, 2014. The theme this year is “Twenty Thousand Leagues Under the Sea” from the classic science fiction novel by French writer Jules Verne. More than 300 professionals work on the project, which uses 145 tons of citrus fruits. (Photo by Lionel Cironneau/Associated Press)

A couple of residents canoe along a road called Riverside in flooded Wraysbury on February 11, 2014 in England. The Environment Agency has issued severe flood warnings for a number of areas on the river Thames west of London. (Photo by Peter Macdiarmid/Getty Images)

A Garifuna child carries fishes at the beach in El Triunfo de la Cruz, over the Caribbean Sea, 300 km north of Tegucigalpa, on February 10, 2014. (Photo by Orlando Sierra/AFP Photo)

Workers set up a large mannequin figure depicting the King of the Carnival during preparations for the 130th Nice carnival parade, Thursday, February 13 , 2013, in Nice, southeastern France. The 130th Nice Carnival runs from February 14 until March 4 and will celebrate the theme “King of gastronomy”. (Photo by Lionel Cironneau/AP Photo)

A protester mocks riot police as he chants slogans during a march dubbed “Kenya ni Kwetu” in Kenya's capital Nairobi February 13, 2014. Kenyan police in riot gear fired teargas to disperse more than 200 protesters marching towards the parliament to demonstrate against corruption, insecurity, unemployment, poverty, according to the organisers. “Kenya ni Kwetu” in Swahili means, “Kenya is home”. (Photo by Thomas Mukoya/Reuters)

Singer Diana Vickers and her boyfriend, model George Craig, launch lastminute.com's Valentine's Day competition at London’s St Pancras station, where participants, who will need to bring a valid passport, are invited to kiss at the station on Friday 14th February to win a trip to Paris. (Photo by Matt Alexander/PA Wire)

Groom Praem Pam Srichamnan and his bride Suriya Utai jump into a pond during a wedding ceremony ahead of Valentine's Day in Prachin Buri province, east of Bangkok February 13, 2014. Three Thai couples took part in the wedding ceremony arranged by a resort aimed to strengthen the relationships of the couples by doing fun activities. (Photo by Damir Sagolj/Reuters)

Men wear masks during a rare public protest against Uganda's increasingly tough stance against homosexuality outside the Uganda High Commission in Nairobi, Kenya, on February 10, 2014. Homosexuality has been criminalized in the country where lawmakers have recently passed a new bill that calls for life imprisonment for “aggravated” homosexual acts. (Photo by Ben Curtis/Associated Press)

F16 jets of Singapore Air Force aerobatics team the Black Knights perform a maneuver during the Singapore Airshow in Singapore, Wednesday, February 12, 2014. (Photo by Joseph Nair/AP Photo)

US Simon Shnapir and US Marissa Castelli perform their Figure Skating Pairs Free Program at the Iceberg Skating Palace during the Sochi Winter Olympics on February 12, 2014. (Photo by Yuri Kadobnov/AFP Photo)

France's Marie Marchand-Arvier crashes into safety netting during the women's downhill at the Sochi 2014 Winter Olympics, on February 12, 2014. (Photo by Charles Krupa/Associated Press)

Jason Brown of the U.S. competes during the Figure Skating Men's Short Program at the Sochi 2014 Winter Olympics, February 13, 2014. (Photo by Issei Kato/Reuters)

USA's Shaun White falls during his first run in the mens final of the Snowboard Mens Halfpipe during the 2014 Sochi Olympic Games in Krasnaya Polyana, Russia, on February 11, 2014. (Photo by Andrew Milligan/PA Wire)

An opposition supporter plays the piano on barricades in front of riot police in central Kiev, Ukraine, on February 10, 2014. The country has been rocked by nearly three months of anti-government protests sparked by President Viktor Yanukovich's refusal to sign a wide-ranging trade agreement with the European Union. (Photo by Efrem Lukatsky/Associated Press)

A demonstrator jumps on shield wall formed by riot police during a protest against Venezuela's President Nicolas Maduro's government in Caracas February 12, 2014. One person (not pictured) was killed during standoffs at the end of the anti-government rally in Caracas on Wednesday, witnesses said, escalating the worst bout of unrest in Venezuela since protests against Maduro's April 2013 election. (Photo by Carlos Garcia Rawlins/Reuters)

England fans in costume pose for photographs ahead of the the Six Nations international rugby union match between Scotland and England at Murrayfield stadium in Edinburgh on February 8, 2014. (Photo by Paul Ellis/AFP Photo)

The Black Eagles aerobatic team of South Korean Air Force (ROKAF) perform with their T-50 aircraft during the Singapore Airshow in Singapore. (Photo by Tim Chong/Reuters)

A view of the newly built paint shop of the Porsche Macan production plant in Leipzig, Germany, on February 11, 2014. (Photo by Marco Prosch/Getty Images)

Russian President Vladimir Putin (C, back) watches a performance as he visits the China House organized by the Chinese Olympic Committee. (Photo by Alexei Nikolskyi/Reuters/RIA Novosti/Kremlin)

Sapeurs, members of “La Sape” movement, the acronym for “Societe des Ambianceurs et des Personnes Elegantes” (The Society for the Advancement of Elegant People), take part in a tribute to the founder of the movement Stervos Niarcos Ngashie, on February 10, 2014 at the Gombe cemetery in Kinshasa. The Sape movement, born in the 1960s in Congo, aims at dressing flamboyantly. Stervos Niarcos Ngashie, who died in 1995, was known as the leader of the La Sape movement and the founder of the “Kitendi” religion, which means clothing in local Lingala language. (Photo by Junior D. Kannah/AFP Photo)

A Russian band plays at the seaside cluster during the Sochi Winter Olympic Games on February 11, 2014. (Photo by Andrej Isakovic/AFP Photo)

A model poses for a photo at the Assembly New York presentation duirng Mercedes-Benz Fashion Week Fall 2014 at The National Arts Club on February 10, 2014 in New York City. (Photo by Joe Kohen/Getty Images)

A model walks the runway at the Marist College Presents Betsey Johnson Reprise fashion show during Mercedes-Benz Fashion Week Fall 2014 at The Salon at Lincoln Center on February 12, 2014 in New York City. (Photo by Frazer Harrison/Getty Images for Mercedes-Benz)

A Sri Lankan stilt fishermen works on his pole in the southern town of Galle on February 12, 2014. The number of foreign tourists visiting Sri Lanka has swelled since the island ended a 37-year separatist conflict with Tamil Tiger rebels in May 2009. (Photo by Ishara S. Kodikara/AFP Photo)

Nepalese Hindu devotees dressed as the Hindu god Madhav Narayan look on during the Madhav Narayan festival in Thecho in Lalitpur on the outskirts of Kathmandu on February 11, 2014. Married and unmarried women in the Himalayan nation are marking the month-long fast of the Narayan festival in the hope of a prosperous life and conjugal happiness. (Photo by Prakash Mathema/AFP Photo)

Sweden's Henrik Harlaut performs a jump during the men's freestyle skiing slopestyle qualification round at the 2014 Sochi Winter Olympic Games in Rosa Khutor February 13, 2014. (Photo by Lucas Jackson/Reuters)

A model presents a creation of Betsey Johnson Fall 2014 collection during New York Fashion Week February 12, 2014. (Photo by Carlo Allegri/Reuters)

Kylie Minogue (C) plays a surprise gig at London pub The Old Blue Last in Shoreditch on February 13, 2014 in London, England. (Photo by David M. Benett/Getty Images)