100 metres at the Olympics 40 in 2000 and reached the Olympic semi-finals four years later. (Ottey is also the most frequent participant having competed in the Olympic 100 m an unrivalled six times from 1984 to 2004). The first women's champion, Betty Robinson in 1928, remains the youngest gold medallist for the event at 16 years old, while a 32-year-old Linford Christie became the oldest 100 m Olympic champion in 1992. Since introduction of testing by the IAAF in the early-20th century, female sprinters may be subject to gender verification. This rule was first formally applied to the 100 m at the 1968 Mexico
Athletics at the 2016 Summer Olympics – Men's 10,000 metres twice (Nurmi, non-consecutively). Zane Robertson set a New Zealand national record. Prior to this competition, the existing world and Olympic records were as follows. The following national record was established during the competition: Athletics at the 2016 Summer Olympics – Men's 10,000 metres The men's 10,000 metres event at the 2016 Summer Olympics took place on 13 August at the Olympic Stadium. In a tactical yet comparatively quick race, Great Britain's Mo Farah defended his Olympic title in 27:05.17 minutes, becoming the sixth man to win the Olympic 10,000 metres title twice. Reaching their first Olympic podium, Kenya's Paul Tanui