A combination of pictures shows the hair-style of riders during Individual freestyle Competition Dressage event at the World Equestrian Games at the d'Ornano stadium in Caen August 29, 2014. Clockwise, Victoria Max-Theurer of Austria, U.S Laura Graves, Danish Nathalie Zu Sayn Wittgenstein and German Helen Langehanenberg. REUTERS/Regis Duvignau (FRANCE - Tags: SPORT EQUESTRIANISM) 

Angelique Kerber of Germany serves to Katarzyna Piter of Poland during their women's singles match, at the French Open tennis tournament at the Roland Garros stadium in Paris May 25, 2014. REUTERS/Gonzalo Fuentes (FRANCE - Tags: SPORT TENNIS TPX IMAGES OF THE DAY)

Venus Williams of the U.S. serves to Belinda Bencic of Switzerland during their women's singles match at the French Open tennis tournament at the Roland Garros stadium in Paris May 25, 2014. REUTERS/Gonzalo Fuentes (FRANCE - Tags: SPORT TENNIS)

A youth cools off in a fine mist of water as she enjoys the sun at "Paris Plage" (Paris Beach), along the banks of the River Seine in Paris July 22, 2013. The beach atmosphere in the heart of the French capital includes stretches of imported sand and various free sporting activities for the public. REUTERS/Christian Hartmann (FRANCE - Tags: TRAVEL ENVIRONMENT SOCIETY) 

Gael Monfils of France serves to Bernard Tomic of Australia at the Kooyong Classic tennis tournament in Melbourne January 12, 2012. REUTERS/Mark Blinch (AUSTRALIA - Tags: SPORT TENNIS) 

Students of the Academy for Peace and Justice attend class in Port-au-Prince January 9, 2012. Bankrolled by a roster of Hollywood celebrities, the Academy of Peace and Justice is Haiti's first free secondary school and draws hundreds of children from Port-au-Prince's biggest slums. Its success stands out in Haiti, which is still struggling to lift itself from the rubble left by an earthquake two years ago that killed roughly 300,000 people and left more than 1.5 million homeless. Picture taken January 9, 2012. REUTERS/Swoan Parker (HAITI - Tags: DISASTER POLITICS SOCIETY ANNIVERSARY EDUCATION) 

A Kenyan man plays with his daughters on the shores of Shela Island in Lamu, October 1, 2011, near the beach home of a disabled French woman held hostage. Kenyan coastguards were locked in a high-seas standoff on Saturday with gunmen holding a disabled French woman hostage and the abductors fired warning shots in the air, a government minister said. The elderly victim's Kenyan boyfriend, Lepapa, said six masked gunmen armed with assault rifles stormed their private beach house on Manda island under the cover of darkness, first rounding up the staff who they marched at gun-point to the main living quarters. REUTERS/Thomas Mukoya (KENYA - Tags: SOCIETY CRIME LAW) 

Paula Creamer of the U.S. tees off the 6th hole during the ProAm round of the Evian Masters golf tournament July 20, 2011. REUTERS/Valentin Flauraud (FRANCE - Tags: SPORT GOLF) 

A woman braids her friend's hair at a market in the Abobo neighbourhood of Ivory Coast's main city Abidjan, April 17, 2011. The French military said on Sunday it would hand control of Ivory Coast's main airport back to national armed forces as fighting in the West African state dies down. REUTERS/Finbarr O'Reilly (IVORY COAST - Tags: POLITICS ELECTIONS CIVIL UNREST CONFLICT) 

Haitian children await their French adoptive parents in the yard of the French embassy in Port-au-Prince December 23, 2010. A group of 84 children were matched to 76 French adoptive parents on Thursday in a special programme that has seen French families being flown into Haiti on flights chartered by the French government, according to local media. These children were in the process of being adopted when an earthquake that devastated the country hit in January 2010. REUTERS/St-Felix Evens (HAITI - Tags: DISASTER SOCIETY) 

Israeli soldiers stand under pictures of Jews killed in the Holocaust, during a visit to the Hall of Names at Yad Vashem's Holocaust History Museum in Jerusalem October 25, 2010. November 9th marks the 72nd anniversary of "Kristallnacht" (Crystal Night) when Nazi thugs went on the rampage against Jews and Jewish property on the streets of Berlin and other cities. Since it was established in 1953, Yad Vashem has been gathering components of meaningful Holocaust education, commemoration, research and documentation. About a million visitors come to Yad Vashem every year. Picture taken October 25, 2010. REUTERS/Baz Ratner (JERUSALEM - Tags: POLITICS ANNIVERSARY) 

Gael Monfils of France returns the ball to Radek Stepanek of Czech Republic during the semi-finals match at the Japan Open tennis championships in Tokyo October 9, 2010. REUTERS/Yuriko Nakao (JAPAN - Tags: SPORT TENNIS) 

A model presents a creation by French designer Jean-Paul Gaultier as part of his Haute Couture retrospective fashion show at Kazansky railway station in Moscow May 14, 2010. REUTERS/Denis Sinyakov (RUSSIA - Tags: FASHION IMAGES OF THE DAY) 

French First Lady Carla Bruni-Sarkozy talks to a student while visiting a Knowledge is Power Program (KIPP) school for underprivileged pupils, in Washington, March 30, 2010. REUTERS/Witt/Pool UNITED STATES (POLITICS) 

Dominika Cibulkova of Slovakia serves to Dinara Safina of Russia during their semi-final match at the French Open tennis tournament at Roland Garros in Paris June 4, 2009. REUTERS/Bogdan Cristel (FRANCE SPORT TENNIS) 

Dominika Cibulkova of Slovakia celebrates winning her quarter-final match against Maria Sharapova of Russia at the French Open tennis tournament at Roland Garros in Paris June 2, 2009. REUTERS/Bogdan Cristel (FRANCE SPORT TENNIS) 

Model and socialite Peaches Geldof arrives for the screening of the film "The Imaginarium of Doctor Parnassus" out of competition at the 62nd Cannes Film Festival May 22, 2009. Twenty films compete for the prestigious Palme d'Or which will be awarded on May 24. REUTERS/Eric Gaillard (FRANCE ENTERTAINMENT) 

Russia's Dinara Safina adjusts her plait during her women's final against Serbia's Ana Ivanovic at the French Open tennis tournament at Roland Garros in Paris June 7, 2008. REUTERS/Vincent Kessler (FRANCE) 

Ukraine's Alona Bondarenko serves to France's Virginie Razzano at the Paris Open tennis tournament February 6, 2008. REUTERS/Philippe Wojazer (FRANCE) 

France's fans attend the Group D Rugby World Cup match between France and Georgia in Marseille September 30, 2007. REUTERS/Jean-Paul Pelissier (FRANCE) 

France's fans react after their team was defeated by Argentina 17-12 during their Group D Rugby World Cup match at the Stade de France stadium in Saint-Denis, near Paris, September 7, 2007. REUTERS/Howard Burditt (FRANCE) 

A police woman listens to France's President Nicolas Sarkozy during a one-day visit to the south-western countryside, in Bayonne August 24, 2007. REUTERS/Charles Platiau (FRANCE) 

Russia's Anna Chakvetadze returns the ball to Hungary's Agnes Szavay during their match in the French Open tennis tournament at Roland Garros in Paris May 31, 2007. REUTERS/Vincent Kessler (FRANCE) 

A girl plays in a fountain in a public Garden of Colmar, Eastern France, as unseasonably warm spring weather continues in France April 27, 2007. REUTERS/Vincent Kessler (FRANCE) 

Sacked Ukrainian prime minister Tymoshenko listens to a journalist's question during her news conference in Kiev. Sacked Ukrainian prime minister Yulia Tymoshenko listens to a journalist's question during her news conference in Kiev, September 21, 2005. Ukrainian President Viktor Yushchenko failed on Tuesday to win support for his candidate as premier, casting new doubt on hopes that his election after Ukraine's 'Orange Revolution' could catapult the country into Europe's mainstream. Pictures of the Year 2005 REUTERS/Gleb Garanich 

Jamaican fans ham it up before their team's group H World Cup match
against Argentina June 21, 1998. Jamaica were playing in their first
World Cup finals in France, winning their final game 2-1 against Japan.
REUTERS BOOKS The Art of Sport REUTERS/JEAN-CHRISTOPHE KAHN.

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