Sport of athletics athletics tracks for ease of measurement, and the 1908 Summer Olympics in London saw the introduction of the 3500-metre and 10-mile walks. Racewalking was briefly dropped from the Olympic programme in 1928, but the men's 50 kilometres race walk has been held at every Olympic Games but one since 1932. The men's 20 kilometres race walk was added to the Olympic athletics schedule in 1956 and the women's event was first held in 1992. The most common events in modern competition are over 10 km, 20 km and 50 km on roads, although women's 3 km and men's 5 km
2013 World Championships in Athletics – Men's 20 kilometres walk his arm to wave good bye. But Chen couldn't catch Ivanov, who took a ten-second victory in front of cheering Russian fans. One walker gave a positive test at the competition: second last finisher Ebrahim Rahimian of Iran had used erythropoietin. Prior to the competition, the records were as follows: The race was started at 17:00. 2013 World Championships in Athletics – Men's 20 kilometres walk The men's 20 kilometres walk at the 2013 World Championships in Athletics was held at the Luzhniki Stadium and Moscow streets on 11 August. The first leader was Takumi Saito who set the pace