4 × 100 metres relay a cinder track at the 1964 Tokyo Games. The women's world record stands at 40.82 seconds, set by the United States in 2012 at the London Olympics. According to the IAAF rules, world records in relays can only be set if all team members have the same nationality. 4 × 100 metres relay The 4 × 100 metres relay or sprint relay is an athletics track event run in lanes over one lap of the track with four runners completing 100 metres each. The first runners must begin in the same stagger as for the individual 400 m race. A
Athletics at the 1908 Summer Olympics – Men's 3200 metres steeplechase These were the standing world and Olympic records (in minutes) prior to the 1908 Summer Olympics. "(*)" The distance of this race was 2500 metres and the track was 500 metres in circumference. "(**)" The distance of this race was 2590 metres and the track was 536.45 metres= mile in circumference. All first round heats were held on Friday, July 17, 1908. Heat 1 Russell won easily, with Cartasegna being the only other competitor to finish. Downing was disqualified for incorrectly clearing the first water jump, Ragueneau retired on the second lap, and Carr injured his ankle. Heat 2 Eisele