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
2011 World Championships in Athletics – Women's 20 kilometres walk 2011 World Championships in Athletics – Women's 20 kilometres walk ] The Women's 20 kilometres walk event at the 2011 World Championships in Athletics was held on a loop course starting and finishing at Gukchae - bosang Memorial Park on August 31. Olga Kaniskina of Russia looked to continue a series of major victories which had seen her win consecutive world titles (2007, 2009), the 2008 Olympic title and a gold medal at the 2010 European Championships. Two other Russians, Vera Sokolova and Anisya Kirdyapkina, had walked the two fastest times ever for the distance that February and comprised her