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
2017 World Championships in Athletics – Women's 20 kilometres walk were as follows: 2017 World Championships in Athletics – Women's 20 kilometres walk The women's 20 kilometres walk was held on a 2 kilometre course comprising lengths of The Mall between Buckingham Palace and Admiralty Arch on 13 August. Defending champion, Olympic champion and defending champion Liu Hong was absent. Still the race started faster than the Olympics. A pack of 20 formed on the front. That pack was whittled down to 10 by the half way point. That group reduced to five by 12K after Kimberly García (Peru) fell off the pace; two Chinese, Yang Jiayu and Lü Xiuzhi;