As a signatory to the World Anti-Doping Code, the International Association of Athletics Federations prohibits the use of banned performance-enhancing substances by competitors at the World Championsh
Ben Johnson's disqualification in 1987 was the first time a world champion was stripped of their title for doping.
Marion Jones was stripped of three sprint medals for doping at the 2001 event
Three-time racewalk world champion Olga Kaniskina of Russia has been stripped of two of those titles for doping.
Mariya Savinova is one of many Russian athletes to be stripped for World Championships medals.
Yelena Soboleva
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Yelena Vladimirovna Soboleva is a Russian former middle-distance runner who specialized in the 1500 metres.
Doping at the World Athletics Championships
…Devetzí Greece Women Triple jump 2007 Gulfiya Khanafeyeva Russia Women Hammer throw 2007 10th Darya Pishchalnikova Russia Women Discus throw 2007 Yelena Soboleva Russia Women 1500 m 2007 Hussain Al-Hamdah Saudi Arabia Men 5000 m 2009 2011 12th (h, 2009) 13th (2001 Disqualified at two editions Valeriy Borchin…
Soboleva at the 2007 World Championships in Athletics