Sherone Simpson is a Jamaican retired track and field sprint athlete. She is a gold medalist in the 4 × 100 m relay from the 2004 Olympics and silver medalist in 2005 World Championships and now is the silver medalist in the individual event at the 2008 Summer Olympics, after she tied for second with Kerron Stewart in a photo finish.
Natalya Nikolayevna Antyukh is a Russian sprinter who specializes in the 400 metres and 400 metres hurdles. She won the bronze medal in the 400 metres and a silver for the 4 × 400 m relay at the 2004 Summer Olympics in Athens.
Competitors at the Olympic Games have used banned athletic performance-enhancing drugs.
The 3000 metres steeplechase or 3000-meter steeplechase is the most common distance for the steeplechase in track and field. It is an obstacle race over the distance of the 3000 metres, which derives its name from the horse racing steeplechase.
Lashinda Demus is a retired American hurdler who specialized in the 400 meter hurdles, an event in which she was the 2011 world champion and 2012 Olympic gold medalist, becoming the first woman from the United States to win the Olympic 400 m hurdles title.
Evgeny Gennadyevich Pechonkin is a Russian bobsledder and former track and field athlete who has switched to his current sport in 2005. As a sprint hurdler, he represented Russia at the Olympic Games in 1996, 2000 and 2004. He was the world junior champion in 1992 and competed at the World Championships in Athletics in 1993 and 2001.
Mariya Sergeyevna Savinova is a Russian former athlete who specialized in the 800 metres event. In 2017, she was found guilty of doping and was subsequently suspended from competition for four years. In addition to the ban, she had three years of elite results nullified and was stripped of both her World Championship medals and her 2012 Olympic gold medal.
Nevin Yanıt is a Turkish former sprinter specializing in high hurdling.
Yuliya Mikhailovna Zaripova is a Russian former disgraced middle-distance runner who specialised in the 3000 metres steeplechase event.
Yuliya Igorevna Stepanova is a Russian runner who specializes in the 800 metres track event. Stepanova was also an informant for World Anti-Doping Agency (WADA) about Russia's large-scale doping program. She and her husband, Vitaly Stepanov, exposed widespread doping in Russia.
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.
The women's 400 metres hurdles competition at the 2012 Summer Olympics in London, United Kingdom was held at the Olympic Stadium on 5–8 August.
The 2012 Summer Olympics, officially known as the Games of the XXX Olympiad, was a summer multi-sport event held in London, the capital of the United Kingdom, from 27 July to 12 August. A total of 10,768 athletes from 204 nations participated in 302 events in 26 sports across 39 different disciplines.
Ekaterina Guliyeva is a Russian-born track and field athlete who specializes in the 800 metres and competes for Turkey.
Yekaterina Viktorovna Galitskaya is a Russian hurdler. At the 2012 Summer Olympics, she competed in the Women's 100 metres hurdles, reaching the semifinals. In February 2019, the Court of Arbitration for Sport handed her a four-year ban for doping, starting from 1 February 2019 with all her results from 15 July 2012 to 31 December 2014 disqualified. On appeal, her ban was reduced from four years to three years.
Brianna Rollins-McNeal is an American track and field athlete who specializes in the 100 metres hurdles. She is the 2016 Olympic champion and the 2013 World champion in the 100 metres hurdles. Her time of 12.26 ties her as the seventh-fastest 100 metre hurdler in history.
Systematic doping of Russian athletes has resulted in 51 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.
