Meanwhile, Kovacs is the 10th lifter to have been sanctioned for drugs-related offences at the Athens Games.
Alison Williamson, from Church Stretton in Shropshire, won bronze in the archery at the Athens Games in 2004.
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The progress of anti-doping initiatives launched in the wake of the Athens games will be judged by what happens in Beijing.
ECONOMIST: In an Olympic year, sport��s war on drugs will intensify
As a 19-year-old in 2004, James was a bit player on a U.S. team that settled for bronze at the Athens Games.
Korzhanenko, 30, won the first athletics gold of the Athens Games on Wednesday at Ancient Olympia and failed a test immediately after the competition there.
The newly formed British Olympic Association, presided over by William Grenfell, a silver medallist in the 1906 Athens Games, had only 10 months to organize the global multi-sport event.
Gatlin won the Olympic gold medal at the Athens Games but his promising career was derailed in 2006 by a positive drug test that led to a four-year ban.
It helped that an elder brother was also a javelin thrower at their elementary school, and he was also inspired by watching the 2004 Athens Games on the television.
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The Moroccan emulated the achievement of Finn Paavo Nurmi in 1924 as he cruised to victory in the 5, 000 in one of the most mouth-watering head-to-heads of the Athens Games.
"Matthew Mitcham had it all to play for and he threw it away, " said BBC commentator Leon Taylor, Olympic silver medallist in the synchro event at the Athens Games in 2004.
ATHENS, Greece (CNN) -- Security has been tightened at the Athens Games after a man in a tutu jumped into the pool from the diving board during the men's synchronized three-meter springboard event.
Roberts, who won three golds at the 2000 Sydney Paralympics and four at the 2004 Athens Games, was diagnosed with cerebral palsy at the age of 11 and was told swimming was the best form of physiotherapy.
They were crowned world champions in 1994 and were also Olympic champions in 2000, but they missed out on a medal at the last world championship in 2000 and could only win bronze at the Athens Games in 2004.
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Meares' sister Kerrie had been favourite to take Australia's berth in the race but complications arising from a fall she had in Russia two years ago meant she had to have surgery which ruled her out of the Athens Games.
Between now and August, as the Athens Olympic Games refocus world attention on modern Greece, millions of outsiders will come face-to-face with that nation, with all its flaws and enchantments.
He has taken personal responsibility for the success of the Athens Olympic games in August 2004, a time-consuming chore thanks to infighting among organisers and delays in building new sports and media facilities.
The Russian had won all major titles since the 2004 Athens Olympic Games, but she has been out of form so far this season and failed to clear her final height of 4.80 meters.
Uchishiba brought gold medals home from the Athens and Beijing Games, and was feted as a national hero.
Nearly nine years after the Athens Summer Olympic Games, American shot putter Adam Nelson has been declared a winner at those games.
Lochte and Phelps have swum on the U.S. team together since the 2004 Games in Athens.
Oscar Pistorius was just 17 when he won gold at the 2004 Paralympic Games in Athens.
"It was clean, " said Williams, who missed the 2004 Games in Athens through injury.
The Dutch won silver at the 2004 games in Athens, but had not won gold since 1984.
The IOC has blocked her participation because of her controversial withdrawal from the 2004 Games in Athens.
Mr Pistorius won gold medals at the 2004 Paralympic Games in Athens, in Beijing in 2008 and London in 2012.
Oscar Pistorius won gold medals at the 2004 Paralympic Games in Athens, in Beijing in 2008 and London in 2012.
More athletes were disqualified from the 2004 Olympics in Athens than from any games since drug-testing was introduced in 1968.
ECONOMIST: In an Olympic year, sport��s war on drugs will intensify
He had previously won a gold medal in football for the Isle of Man at the World Summer Games in Athens.
He is a multiple Paralympic champion, winning gold medals at the 2004 Games in Athens, at Beijing 2008 and at London 2012.
Just eight years ago Greece hosted the 2004 Olympic Games in Athens.
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