Long-distance running confined area. Early tracks were usually on flattened earth or were simply marked areas of grass. The style of running tracks became refined during the 20th century: the oval running tracks were standardised to 400 metres in distance and cinder tracks were replaced by synthetic all-weather running track of asphalt and rubber from the mid-1960s onwards. It was not until the 1912 Stockholm Olympics that the standard long-distance track events of 5000 metres and 10,000 metres were introduced. Long-distance road running competitions are mainly conducted on courses of paved or tarmac roads, although major events often finish on the track
Short track speed skating at the 2002 Winter Olympics – Women's 1500 metres three semifinals qualified for the A final, while the third and fourth place skaters advanced to the B Final. The six qualifying skaters competed in Final A, while six others raced in Final B. Short track speed skating at the 2002 Winter Olympics – Women's 1500 metres The Women's 1500 metres in short track speed skating at the 2002 Winter Olympics took place on 13 February at the Salt Lake Ice Center. Prior to this competition, the existing world and Olympic records were as follows: The following new Olympic and World records were set during this competition. The first round