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
Athletics at the 2016 Summer Olympics – Men's 20 kilometres walk Athletics at the 2016 Summer Olympics – Men's 20 kilometres walk The men's 20 kilometres race walk at the 2016 Summer Olympics in Rio de Janeiro took place on 12 August on a route along Pontal. Wang Zhen was the first male athletics medallist of the games. His Chinese teammate Cai Zelin was second and Dane Bird-Smith of Australia took the bronze. Miguel Ángel López of Spain, the reigning 2015 World Champion, was among the favourites though he was not high on the world lists that year. The defending 2012 Olympic champion Chen Ding had been defeated in national competition