Adrián Zsolt Annus is a Hungarian hammer thrower, who was stripped of his gold medal at the 2004 Summer Olympic Games in Athens for a doping violation in a highly publicized scandal. The disqualification received heightened attention, as it came on the heels of several drug scandals at the Athens Games and came as Annus' teammate, discus thrower Róbert Fazekas was also stripped of his Olympic title for a doping violation. The incident also received attention, as Annus refused for several months to return his gold medal, relenting only after the International Olympic Committee put pressure on the Hungarian Olympic Committee and threatened sanctions.
Athletes from Belarus began their Olympic participation at the 1952 Summer Games in Helsinki, Finland, as part of the Soviet Union. After the Soviet Union disbanded in 1991, Belarus, along with four of the other fourteen former Soviet republics, competed in the 1992 Winter Olympics as the Unified Team. Later in 1992, Belarus joined eleven republics to compete as the Unified Team at the Summer Games in Barcelona, Spain. Two years later, Belarus competed for the first time as an independent nation in the 1994 Winter Olympics, held in Lillehammer, Norway.
Ivan Ryhoravich Tsikhan is a Belarusian hammer thrower. He is a two-time world champion and an Olympic medalist.
Iryna Vasiliyevna Yatchenko is a Belarusian former discus thrower best known for winning two Olympic bronze medals at the 2000 Summer Olympics and 2004 Summer Olympics, although she was eventually stripped of the latter medal due to a doping offence. She also became world champion at the 2003 World Championships in Athletics. Her personal best is 69.14 metres, achieved in July 2004 in Minsk.
Koji Alexander Murofushi, is a former Japanese hammer thrower and sports scientist. He has been among the world elite since the 2001 World Championships, where he won the silver medal. He was the 2004 Olympic champion. In 2011, he was crowned world champion.
Andrei Anatolyevich Mikhnevich is a Belarusian shot putter with a personal best of 21.69 metres, set in 2003. In 2013 he was banned from sports for life due to his second doping positive.
Russia, referred to by its formal name; the Russian Federation, by the International Olympic Committee, has competed at the modern Olympic Games on many occasions, but as different nations in its history. As the Russian Empire, the nation first competed at the 1900 Games, and returned again in 1908 and 1912. After the Russian revolution in 1917, and the subsequent establishment of the Soviet Union in 1922, it would be thirty years until Russian athletes once again competed at the Olympics, as the Soviet Union at the 1952 Summer Olympics. After the dissolution of the Soviet Union in 1991, Russia competed as part of the Unified Team in 1992, and finally returned once again as Russia at the 1994 Winter Olympics.
Róbert Fazekas is a Hungarian discus thrower, who won gold in the 2002 European Championships and silver in the 2003 World Championship. He finished first in the 2004 Summer Olympics, but was later disqualified for failing to provide a drug sample, and the gold medal was awarded to Virgilijus Alekna. Fazekas ranks eighth in all-time longest discus throw distances with a personal best of 71.70m.
Natalya Ivanovna Sadova is a Russian discus thrower who has competed in many Olympic Games.
Competitors at the Olympic Games have used banned athletic performance-enhancing drugs.
Athletics at the 2008 Summer Olympics were held during the last ten days of the games, from August 15 to August 24, 2008, at the Beijing National Stadium. The Olympic sport of athletics is split into four distinct sets of events: track and field events, road running events, and racewalking events.
Yarelys Barrios Castañeda is a discus thrower from Cuba.
Mariya Vasiliyevna Abakumova is a Russian former track and field athlete who competed in the javelin throw.
The women's discus throw event at the 2008 Olympic Games took place on 15–18 August at the Beijing Olympic Stadium.
Saudi Arabia competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's tenth appearance at the Olympics, except the 1980 Summer Olympics in Moscow, because of its partial support to the United States boycott.
The athletics competitions at the 2012 Olympic Games in London were held during the last 10 days of the Games, on 3–12 August. Track and field events took place at the Olympic Stadium in east London. The road events, however, started and finished on The Mall in central London.
Yousef Ahmed Masrahi is a Saudi Arabian track and field athlete, who specialises in the 400 metres sprint. His personal best time for the event is 43.93 seconds, set in 2015, and is the Asian record.
The Russian Athletics Federation (RAF), previously named the All-Russia Athletic Federation, is the governing body for the sport of athletics in Russia. Its president is Dmitry Shlyakhtin.
Saudi Arabia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's eleventh appearance at the Summer Olympics.
Systematic doping of Russian athletes has resulted in 48 Olympic medals stripped from Russia, four times the number of the next highest, and more than 30% of the global total. Russia has the most competitors who have been caught doping at the Olympic Games in the world, with more than 150.
Saudi Arabia 
