New World Record of 40.82 for USA relay team: Carmelita Jeter, Bianca Knight, Allyson Felix and Tianna Madison of 40.82 after the Women's 4 x 100m Relay Final of the London 2012 Olympic Games on 10 August 2012 (© Getty Images)
With a spectacular display of speed and precision, Tianna Madison, Allyson Felix, Bianca Knight and Carmelita Jeter clocked a sensational 40.82 mark, shattering the record by a massive 0.55 seconds.
The previous record of 41.37 was one of the oldest World records in the books, set by a team from the German Democratic Republic on 6 October 1985.
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*pending the usual ratification procedures