Race walking at the Olympics the first two editions, the women's event was extended to match the men's 20 km distance from the 2000 Sydney Olympics onwards. Women have never commonly competed internationally over 50 km, thus it has never been proposed as an Olympic event – as of 2012 it remains the only event on the Olympic athletics programme in which men compete, but women do not have an equivalent. The 50 km is also the longest distance race for an Olympic athletics event. The Olympic records in racewalking were all broken at the 2012 London Olympics. In the 20 km walk Chen Ding
2011 World Championships in Athletics – Women's 20 kilometres walk primary opposition. Outside of the Russians, 2009 medallists Olive Loughnane and Liu Hong were the other major medal contenders. Other entrants were Qieyang Shenjie, Li Yanfei, Beatriz Pascual, Kumi Otoshi and Vera Santos – all of whom were among the fastest walkers that year. 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