Who's the Best?

This year marks the 100th anniversary of the IAAF's recognition of many track and field records, including the men's 100-meter run. Olympic records, meanwhile, date to the first modern Olympics in 1896, for men, and to 1928 for women. Check out new articles on the history of the men's and women's 100-meter world records, plus lists of the women's and men's Olympic record-holders.