Germany's Robert Harting celebrates with his national flag after winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Dylan Martinez (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS)

Germany's Robert Harting celebrates with his national flag after winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS)

Germany's Robert Harting rips his shirt as he celebrates winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS)

Germany's Robert Harting rips his shirt as he celebrates winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS TPX IMAGES OF THE DAY)

Germany's Robert Harting celebrates after winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS)

Germany's Robert Harting celebrates with his national flag after winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Lucy Nicholson (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS)

Germany's Robert Harting rips his shirt as he celebrates winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS)

Germany's Robert Harting celebrates after winning the men's discus throw final during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012. Harting won gold ahead of Iran's Ehsan Hadadi who took silver and Estonia's Gerd Kanter who won bronze. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS TPX IMAGES OF THE DAY) 

Estonia's Gerd Kanter competes in the men's discus qualification during the London 2012 Olympic Games at the Olympic Stadium August 6, 2012. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS)

Estonia's Gerd Kanter competes during his men's discus throw qualification during the London 2012 Olympic Games at the Olympic Stadium August 6, 2012. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: OLYMPICS SPORT ATHLETICS)

Gerd Kanter of Estonia competes in the men's discus, which he won, during the Diamond League London Grand Prix athletics meet at Crystal Palace in London July 13, 2012. REUTERS/Dylan Martinez (BRITAIN - Tags: SPORT ATHLETICS OLYMPICS) 

Silver medallist Gerd Kanter of Estonia poses after the men's discus throw final at the European Athletics Championships in Helsinki July 1, 2012. REUTERS/Laszlo Balogh (FINLAND - Tags: SPORT ATHLETICS)

Gold medallist Robert Harting of Germany poses with silver medallist Gerd Kanter of Estonia (L) and bronze medallist Zoltan Kovago of Hungary (R) after their men's discus throw final at the European Athletics Championships in Helsinki July 1, 2012. REUTERS/Laszlo Balogh (FINLAND - Tags: SPORT ATHLETICS)

Gerd Kanter of Estonia competes during the men's discus final at the European Athletics Championships in Helsinki June 30, 2012. REUTERS/Dominic Ebenbichler (FINLAND - Tags: SPORT ATHLETICS)

Gerd Kanter of Estonia competes in the men's discus qualifying event at the European Athletics Championships in Helsinki June 29, 2012. REUTERS/Dominic Ebenbichler (FINLAND - Tags: SPORT ATHLETICS)

Silver medalist Gerd Kanter of Estonia reacts on the podium after the men's discus throw event at the IAAF World Championships in Daegu August 30, 2011. REUTERS/Lee Jae-Won (SOUTH KOREA - Tags: SPORT ATHLETICS)

Silver medalist Gerd Kanter of Estonia reacts on the podium after the men's discus throw event at the IAAF World Championships in Daegu August 30, 2011. REUTERS/Lee Jae-Won (SOUTH KOREA - Tags: SPORT ATHLETICS)

Silver medalist Gerd Kanter of Estonia reacts on the podium after the men's discus throw event at the IAAF World Championships in Daegu August 30, 2011. REUTERS/Lee Jae-Won (SOUTH KOREA - Tags: SPORT ATHLETICS)

Gold medalist Robert Harting of Germany (C) stands on the podium between silver medalist Gerd Kanter of Estonia (L) and bronze medalist Ehsan Hadadi of Iran (R) after the men's discus throw event at the IAAF World Championships in Daegu August 30, 2011. REUTERS/Lee Jae-Won (SOUTH KOREA - Tags: SPORT ATHLETICS)

Gerd Kanter of Estonia competes during the men's discus throw final at the IAAF World Championships in Daegu August 30, 2011. Kanter won the silver medal. Picture taken using tilt-shift lens. REUTERS/Kai Pfaffenbach (SOUTH KOREA - Tags: SPORT ATHLETICS)

Gerd Kanter of Estonia competes during the men's discus throw final at the IAAF World Championships in Daegu August 30, 2011. REUTERS/Kai Pfaffenbach (SOUTH KOREA - Tags: SPORT ATHLETICS)

Gerd Kanter of Estonia competes in the men's discus throw qualifying event at the IAAF World Championships in Daegu August 29, 2011. REUTERS/Kai Pfaffenbach (SOUTH KOREA - Tags: SPORT ATHLETICS)

Gerd Kanter of Estonia competes during the discus men final at the European Athletics Championships in Barcelona August 1, 2010. REUTERS/Dominic Ebenbichler (SPAIN - Tags: SPORT ATHLETICS) 

Gerd Kanter of Estonia competes in the men's Discus final at the European Athletics Championships in Barcelona July 31, 2010. REUTERS/Dominic Ebenbichler (SPAIN - Tags: SPORT ATHLETICS) 

Gerd Kanter of Estonia competes in the men's Discus final at the European Athletics Championships in Barcelona July 31, 2010. REUTERS/Dominic Ebenbichler (SPAIN - Tags: SPORT ATHLETICS) 

Gerd Kanter of Estonia displays his medal during the awards ceremony for the men's discus at the world athletics championships at the Olympic stadium in Berlin August 20, 2009. Robert Harting of Germany won the gold, ahead of Piotr Malachowski of Poland who won silver and Kanter who won bronze. REUTERS/Wolfgang Rattay (GERMANY) 

Piotr Malachowski of Poland displays his medal during the awards ceremony for the men's discus at the world athletics championships at the Olympic stadium in Berlin August 20, 2009. Robert Harting of Germany won the gold, ahead of Malachowski who won silver and Gerd Kanter of Estonia who won bronze. REUTERS/Wolfgang Rattay (GERMANY) 

Piotr Malachowski of Poland, Robert Harting of Germany and Gerd Kanter of Estonia (L-R) display their medals during the awards ceremony for the men's discus at the world athletics championships at the Olympic stadium in Berlin August 20, 2009. Harting won the gold, ahead of Malachowski who won silver and Kanter who won bronze. REUTERS/Wolfgang Rattay (GERMANY) 

Robert Harting of Germany kisses his gold medal during the awards ceremony for the men's discus at the world athletics championships at the Olympic stadium in Berlin August 20, 2009. Harting won the gold, ahead of Piotr Malachowski of Poland who won silver and Gerd Kanter of Estonia who won bronze. REUTERS/Wolfgang Rattay (GERMANY) 

Robert Harting of Germany kisses his gold medal during the awards ceremony for the men's discus at the world athletics championships at the Olympic stadium in Berlin August 20, 2009. Harting won the gold, ahead of Piotr Malachowski of Poland who won silver and Gerd Kanter of Estonia who won bronze. REUTERS/Wolfgang Rattay (GERMANY) 

Gerd Kanter of Estonia competes in the men's discus throw final during the world athletics championships at the Olympic stadium in Berlin August 19, 2009. REUTERS/Fabrizio Bensch (GERMANY SPORT ATHLETICS) 

Gerd Kanter of Estonia competes in the men's discus throw final during the world athletics championships at the Olympic stadium in Berlin August 19, 2009. REUTERS/Kai Pfaffenbach (GERMANY SPORT ATHLETICS) 

Gerd Kanter of Estonia competes in the men's discus throw final during the world athletics championships at the Olympic stadium in Berlin August 19, 2009. Picture taken with a tilt shift lens. REUTERS/Kai Pfaffenbach (GERMANY SPORT ATHLETICS) 

Gerd Kanter of Estonia competes in the men's discus throw qualification during the world athletics championships at the Olympic stadium in Berlin August 18, 2009. REUTERS/Kai Pfaffenbach (GERMANY SPORT ATHLETICS) 

Gerd Kanter of Estonia reacts as he competes in the men's discus throw qualification during the world athletics championships at the Olympic stadium in Berlin August 18, 2009. REUTERS/Kai Pfaffenbach (GERMANY SPORT ATHLETICS) 

Gerd Kanter of Estonia competes in the men's discus throw qualification during the world athletics championships at the Olympic stadium in Berlin August 18, 2009. Picture taken with a tilt shift lens. REUTERS/Kai Pfaffenbach (GERMANY SPORT ATHLETICS) 

Gerd Kanter of Estonia throws the discus at the ISTAF golden league athletics competition in Berlin, June 14, 2009. REUTERS/Tobias Schwarz (GERMANY SPORT ATHLETICS) 

Gerd Kanter of Estonia celebrates following a discus throw at the ISTAF golden league athletics competition in Berlin, June 14, 2009. REUTERS/Tobias Schwarz (GERMANY SPORT ATHLETICS) 

Estonia's Gerd Kanter reacts after the men's discus throw event at the ISTAF golden league athletics competition in Berlin, June 14, 2009. REUTERS/Tobias Schwarz (GERMANY SPORT ATHLETICS) 

Estonia's Gerd Kanter competes in the men's discus throw event at the ISTAF golden league athletics competition in Berlin, June 14, 2009. REUTERS/Tobias Schwarz (GERMANY SPORT ATHLETICS) 

Estonia's Olympic Champion Gerd Kanter (L), President of the European Commission Jose Manuel Barroso, Estonia's First Lady Evelin Ilves and President Toomas Hendrik Ilves attend a decoration ceremony in Tallinn February 23, 2009. REUTERS/Ints Kalnins (ESTONIA) 

Estonia's Gerd Kanter competes in the men's discus throw event at the IAAF World Athletics Final in Stuttgart September 13, 2008. REUTERS/Michael Dalder (GERMANY) 

Men's discus throw medallists (L-R) Piotr Malachowski of Poland (silver), Gerd Kanter of Estonia (gold) and Virgilijus Alekna of Lithuania (bronze) pose on the podium during the medals ceremony of the athletics competition at the National Stadium during the Beijing 2008 Olympic Games, August 20, 2008. REUTERS/Carlos Barria (CHINA) 

Men's discus throw gold medallist Gerd Kanter of Estonia poses on the podium during the medals ceremony of the athletics competition at the National Stadium during the Beijing 2008 Olympic Games, August 20, 2008. REUTERS/Carlos Barria (CHINA) 

Gerd Kanter of Estonia competes in his men's discus throw final of the athletics competition in the National Stadium at the Beijing 2008 Olympic Games August 19, 2008. REUTERS/Kim Kyung-Hoon (CHINA) 

Gerd Kanter of Estonia celebrates winning the men's discus throw athletics final during the Beijing 2008 Olympic Games at the National Stadium August 19, 2008. REUTERS/Dylan Martinez (CHINA)

Gerd Kanter of Estonia celebrates winning the men's discus throw athletics final during the Beijing 2008 Olympic Games at the National Stadium August 19, 2008. REUTERS/Carlos Barria (CHINA) 

Gerd Kanter of Estonia celebrates winning the men's discus throw athletics final during the Beijing 2008 Olympic Games at the National Stadium August 19, 2008. REUTERS/Kai Pfaffenbach (CHINA) 

Gerd Kanter of Estonia celebrates winning the men's discus throw athletics final during the Beijing 2008 Olympic Games at the National Stadium August 19, 2008. REUTERS/Kai Pfaffenbach (CHINA) 

Gerd Kanter of Estonia celebrates winning the men's discus throw athletics final during the Beijing 2008 Olympic Games at the National Stadium August 19, 2008. REUTERS/Kai Pfaffenbach (CHINA) 

Gerd Kanter of Estonia competes in his men's discus throw final of the athletics competition in the National Stadium at the Beijing 2008 Olympic Games August 19, 2008. REUTERS/Kai Pfaffenbach (CHINA)

Gerd Kanter of Estonia competes in his men's discus throw final of the athletics competition in the National Stadium at the Beijing 2008 Olympic Games August 19, 2008. REUTERS/Kai Pfaffenbach (CHINA)

Gerd Kanter of Estonia competes in his men's discus throw final of the athletics competition in the National Stadium at the Beijing 2008 Olympic Games August 19, 2008. REUTERS/Kai Pfaffenbach (CHINA)

Estonia's Gerd Kanter competes to win in the men's discus throw event at the IAAF 5th World Athletics Final 2007 in Stuttgart, September 22, 2007. REUTERS/Kai Pfaffenbach (GERMANY) 

Estonia's Gerd Kanter thumbs up after winning in the men's discus throw event at the IAAF 5th World Athletics Final 2007 in Stuttgart, September 22, 2007. REUTERS/Kai Pfaffenbach (GERMANY) 

Estonia's Gerd Kanter competes in the men's discus throw event at the IAAF 5th World Athletics Final 2007 in Stuttgart, September 22, 2007. REUTERS/Kai Pfaffenbach (GERMANY) 

Gold medallist Gerd Kanter of Estonia poses with his gold medal during the prize presentation for the men's discus throw finals at the 11th IAAF World Athletics Championship in Osaka August 28, 2007. REUTERS/Kai Pfaffenbach (JAPAN) 

Gold medallist Gerd Kanter (C) of Estonia poses with silver medallist Robert Harting (L) of Germany and bronze medallist Rutger Smith of the Netherlands during the prize presentation for the men's discus throw finals at the 11th IAAF World Athletics Championship in Osaka August 28, 2007. REUTERS/Kai Pfaffenbach (JAPAN) 

Gerd Kanter of Estonia celebrates after winning the gold medal in the men's discus throw finals at the 11th IAAF World Athletics Championship in Osaka August 28, 2007. REUTERS/Ruben Sprich (JAPAN) 

Gerd Kanter of Estonia celebrates after winning the gold medal in the men's discus throw finals at the 11th IAAF World Athletics Championship in Osaka August 28, 2007. REUTERS/Kai Pfaffenbach (JAPAN)