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The United State's Seth Kelsey looks on during his match against Estonia's Nikolai Novosjolov in the men's individual epee fencing competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London.(AP Photo/Dmitry Lovetsky)
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Spain's Pablo Herrera Allepuz misses the ball during a beach volleyball match against Japan at the 2012 Summer Olympics, London, Thursday, Aug. 2, 2012. (AP Photo/Jae C. Hong)
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United States' Nathan Adrian celebrates his gold medal win in the men's 100-meter freestyle swimming final at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Wednesday, Aug. 1, 2012. (AP Photo/Matt Slocum)
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As the ball drops through the rim, Australia's Lauren Jackson breaks USA's Lisa Leslie's record to become the highest scorer in women's Olympic basketball history during a game against Brazil at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Charles Krupa)
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Russia's Sergey Vodopiyanov, right, fights Brazil's Robenilson Vieira de Jesus, during their men's bantam 56-kg boxing match at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Ivan Sekretarev)
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Tourists ride inside a cabin of the London Eye on Thursday, Aug. 2, 2012, in London. (AP Photo/Emilio Morenatti)
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Members of the U.S. women's eight team embraces coxswain Mary Whipple after winning the gold medal in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Thursday, Aug. 2, 2012. (AP Photo/Natacha Pisarenko)
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U.S. gymnast John Orozco performs on the rings during the Artistic Gymnastic men's individual all-around competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Julie Jacobson)
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Russian President Vladimir Putin congratulates Tagir Khaibulaev of Russia after he beat Tuvshinbayar Naidan of Mongolia to win the gold medal during the men's 100-kg judo competition at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in London. (AP Photo/Paul Sancya)
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South Africa's, from left, Sizwe Ndlovu, John Smith, Mathew Brittain and James Thompson celebrate after winning the gold medal for the lightweight men's rowing four in Eton Dorney, near Windsor, England, at the 2012 Summer Olympics, Thursday, Aug. 2, 2012. (AP Photo/Natacha Pisarenko)
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Tagir Khaibulaev of Russia, (in blue), competes against Dimitri Peters of Germany during the men's under 100-kg judo competition at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in London. (AP Photo/Paul Sancya)
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Brazil's Juliana Silva center, dives for the ball as Juliana Silva looks on during a beach volleyball match against Czech Republic's Hana Klapalova and Lenka Hajeckova at the 2012 Summer Olympics, London, Wednesday, Aug. 1, 2012. (AP Photo/Jae C. Hong)
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This photo taken with a fisheye lens shows fans make their way to various venues at the ExCel Centre at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Charlie Riedel)
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Serena Williams of the United States celebrates after breaking the serve of Caroline Wozniacki of Denmark at the All England Lawn Tennis Club at Wimbledon, in London, at the 2012 Summer Olympics, Thursday, Aug. 2, 2012. (AP Photo/Mark Humphrey)
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Olympics competitors sail on Laser dinghy during the race 5 at the London 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in Weymouth and Portland, England. (AP Photo/Francois Mori)
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Croatia's goalkeeper Mirko Alilovic reacts during the men's handball preliminary match against Hungary at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in London. (AP Photo/Matthias Schrader)
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Nigeria's Felix Expo competes during the men's 77-kg, group B, weightlifting competition at the 2012 Summer Olympics, Wednesday, Aug. 1, 2012, in London. (AP Photo/Hassan Ammar)
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China's Liu Zige competes to win gold in the women's 200-meter butterfly swimming final at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Wednesday, Aug. 1, 2012. (AP Photo/Michael Sohn)
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April Ross of the United States spins the ball during a beach volleyball match against Spain at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in London. (AP Photo/Dave Martin)
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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, Thursday, Aug. 2, 2012, in London. (AP Photo/Gregory Bull)
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USA's Stuart McNay and Graham Biehl, foreground, compete during the 470 class race at the London 2012 Summer Olympics, Thursday, Aug. 2, 2012, in Weymouth and Portland, England. (AP Photo/Bernat Armangue)
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Australia's Joe Ingles hangs on the rim on a slam dunk against China during a men's basketball game at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in London. (AP Photo/Charles Krupa)
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Australia's Jessica Fox competes in the women's K-1 kayak slalom semifinal at the Lee Valley White Water Center at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in Waltham Cross, near London. Fox won the silver medal in the final. (AP Photo/Victor R. Caivano)
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The English National Ballet troupe performs at a pre-show during the Artistic Gymnastic women's individual all-around competition at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in London. (AP Photo/Matt Dunham)
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Marta Karolyi, U.S. national women's gymnastics team coordinator, right, hugs U.S. gymnast and gold medallist Gabrielle Douglas during the artistic gymnastics women's individual all-around competition at the 2012 Summer Olympics, Thursday, Aug. 2, 2012, in London.(AP Photo/Julie Jacobson)
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Denmark's Lotte Friis starts in a women's 800-meter freestyle swimming heat at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Thursday, Aug. 2, 2012. (AP Photo/David J. Phillip)