U.S. gymnast Gabrielle Douglas performs on the balance beam during the artistic gymnastics women's individual all-around competition at the 2012 Summer Olympics, on August 2, 2012. Douglas went on to win the Gold medal in the event. #

Mo Farah of Great Britain, shown on a giant screen as he receives his Gold medal for the 10,000 meter race on Day 9 of the London 2012 Olympic Games, on August 5, 2012. #

Jamel Herring, of the United States, after being defeated by Kazakhstan's Daniyar Yelessinov in their men's light welter 64-kg boxing match at the 2012 Summer Olympics, on July 31, 2012. #

Russia's Aliya Mustafina warms up before competing in the balance beam during the women's individual all-around gymnastics final in the North Greenwich Arena, on August 2, 2012. #

Australia's Jessica Fox competes in the women's K-1 kayak slalom semifinal at the Lee Valley White Water Center in Waltham Cross, near London, on August 2, 2012. Fox won the silver medal in the final. #

Bronze medalists Nicholas McCrory, front and David Boudia, rear, from the US compete during the Men's Synchronized 10 Meter Platform Diving final at the Aquatics Center in the Olympic Park, on July 30, 2012. #

Debbie Phelps, mother of United States swimmer Michael Phelps, cries following the national anthem for the men's 4 X 100-meter medley relay at the Aquatics Center in the Olympic Park, on August 4, 2012. #

Gold medalist Michael Phelps of the United States kisses his medal following the medal ceremony for the Men's 4x100m medley Relay Final, on August 4, 2012. Phelps is now the most decorated Olympian of all time with 22 medals, 18 of them gold. #

Nicola Spirig of Switzerland, shown just barely beating Lisa Norden of Sweden in this photo-finish image of the women's triathlon final of the London 2012 Olympic Games at Hyde Park, on August 4, 2012. #

From right: Marianne Vos of Netherlands, Elizabeth Armitstead of Great Britain, Kristin Armstrong of the United States and Olga Zabelinskaya of Russia cycle in the rain during the Women's Road Race, on July 29, 2012. #

Russian gymnasts and team officials react as teammate Kseniia Afanaseva falls while performing on the floor during the Artistic Gymnastics women's team final, on July 31, 2012, in London. #

Andrea Baldini of Italy celebrates after his match against Yuki Ota of Japan in the gold medal match during the men's foil team fencing competition, on August 5, 2012. Italy won the gold and Japan won the silver. #

Team USA celebrates winning the gold medal at a victory ceremony after the women's eight finals rowing event at Eton Dorney, on August 2, 2012. Team members are Erin Cafaro, Zsuzsanna Francia, Esther Lofgren, Taylor Ritzel, Meghan Musnicki, Eleanor Logan, Caroline Lind, Caryn Davies and Mary Whipple. #

The spinnaker of the boat of Trevor Moore and Erik Storck of the U.S., in the waves before the fifth race of the men's 49er sailing class at the London 2012 Olympic Games in Weymouth and Portland, southern England, on August 1, 2012. #

South Korea's Ryu Seungmin (right) shakes hands with North Korea's Kim Hyok-bong after a game in their men's team first round table tennis match at the ExCel venue, on August 4, 2012. #

37-year-old Oksana Chusovitina of Germany, after competing in the women's gymnastics vault final in the North Greenwich Arena, on August 5, 2012. Chusovitina placed fifth in the event, participating in her sixth Olympic games. #

China's Sun Yang, after he won gold in the men's 1500m freestyle final in world record time at the Aquatics Center, on August 4, 2012. Sun clocked 14 minutes, 31.02 seconds to set a new world record. #

South Korea's Shin A Lam reacts after being defeated by Germany's Britta Heidemann (not seen) during their women's epee individual semifinal fencing competition at the ExCel venue, on July 30, 2012. Lam had disputed the result, and had to wait on the floor while her coach made a lengthy appeal, which was denied after more than an hour. #

Brazilian gymnast Ethiene Cristina Gonser Franco prays as fellow gymnast Daniele Matias Hypolito performs on the beam in the background during the artistic gymnastics women's qualifications, on July 29, 2012. #

Laura Ludwig of Germany celebrates during the Women's Beach Volleyball Quarter Final match between Brazil and Germany on Day 9 of the London 2012 Olympic Games at Horse Guards Parade, on August 5, 2012. #

Georgie Twigg (left) of Great Britain celebrates scoring their fourth goal during the Women's Hockey Match between Great Britain and Korea at Riverbank Arena, on July 31, 2012. #

Rower Julien Bahain, of France's men's double sculls team, is comforted by his girlfriend after his team finished fifth in a semifinal race and failed to advance to the final in Eton Dorney, near Windsor, on July 31, 2012. #

A multiple-exposure image of Marcel Nguyen of Germany on the horizontal bar during the men's individual all-around gymnastics final in the North Greenwich Arena, on August 1, 2012. #

Jessica Ennis of Great Britain crosses the line during the Women's Heptathlon 800m to win the race and the overall gold on Day 8 of the London 2012 Olympic Games at Olympic Stadium, on August 4, 2012. #

Gabrio Zandona (right) and Pietro Zucchetti (left) of Italy compete in the Men's 470 Sailing on Day 6 of the London 2012 Olympic Games at the Weymouth & Portland Venue at Weymouth Harbour, on August 2, 2012. #

Hungary's Hanna Kisteleki holds hands with a teammate as they watch their team play against Russia during their women's water polo quarterfinal round at the Water Polo Arena, on August 5, 2012. #

Great Britain's Alan Campbell cries on the podium with his bronze medal won for the men's single sculls final A of the rowing event at Eton Dorney Rowing Center in Eton, west of London, on August 3, 2012. #

Russia's Valeriy Shomin discharges rounds during the skeet men's qualification round at the Royal Artillery Barracks during the London 2012 Olympic Games, on July 31, 2012. #

A tilt-shift lens image of Carl Hester of Great Britain riding Uthopia, as he waves to the crowd in the Dressage Grand Prix at Greenwich Park, on August 2, 2012 in London, England. #

China's Wang Hao (left) and Chen Ruolin bite their gold medals during the women's synchronized 10m platform victory ceremony at the London 2012 Olympic Games at the Aquatics Center, on July 31, 2012. #

Taiwan's Tien Chia Chen reacts after failing to qualify for the finals, during in the women's 10m Air Pistol qualification competition in the Royal Artillery Barracks at Woolwich in southeast London, on July 29, 2012. #

Sanya Richards-Ross of the United States kisses her husband and NFL Cornerback Aaron Ross after winning the Women's 400m final at the Olympic Stadium, on August 5, 2012 in London, England. #

Lithuania's Ruta Meilutyte cries on the podium before receiving her gold medal after winning the women's 100m breaststroke final at the Aquatics Center, on July 30, 2012. #

China's Zhu Fangyu lies on the ground injured during the men's preliminary round Group B basketball match against Australia at the Basketball Arena, on August 2, 2012. #

U.S. gymnast McKayla Maroney, right, disappointed with her silver medal finish, stands beside gold medalist Sandra Raluca Izbasa during the podium ceremony for the artistic gymnastics women's vault finals, on August 5, 2012, in London. #

Ukraine's Valentyna Horpynych Zhudina (center) lies on the track as she and other athletes recover after their women's 3000m steeplechase round 1 heats at the Olympic Stadium, on August 4, 2012. #

Greece's Ioannis Fountoulis controls the ball during the men's preliminary round Group A water polo match against Kazakhstan at the London 2012 Olympic Games, on August 2, 2012. #