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
2009 World Championships in Athletics – Women's 20 kilometres walk 2009 World Championships in Athletics – Women's 20 kilometres walk The Women's 20 km Walk event at the 2009 World Championships in Athletics was held throughout the city of Berlin on August 16, beginning and ending at the Brandenburg Gate. Undefeated since May 2007, the Olympic and World champion Olga Kaniskina was a clear favourite. Russian champion and second fastest of the year Vera Sokolova was predicted as a possible medallist, as were Sabine Krantz and Kjersti Platzer who had both won on the racewalking circuit prior to the competition. Amongst the other fastest athletes before the championships were Russians