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 a second margin of victory down the final 100 metres and crossing the line with his Mobot celebration. The gap already established, Tamirat Tola passed Rupp and ran in to the bronze medal. Yigrem Demelash took fourth place after a late rush at his teammate, but missed catching him by one hundredth of a second. The gold medal win made Farah the joint most successful athlete in the event and was the third consecutive man to repeat as 10,000 m winner, after Haile Gebrselassie and Kenenisa Bekele. Paavo Nurmi, Emil Zátopek and Lasse Viren each have won the Olympic 10,000