David Lekuta Rudisha's (KEN) glorious new world record of 1.40.91 in the Men's 800m Final on Day 13 of the London 2012 Olympic Games on 9 August 2012 (© Getty Images)
7 November 2012 - Monaco - The following World records have recently been ratified...
MEN - SENIOR
800m
1:40.91 David Lekuta Rudisha KEN, London, GBR, 9 Aug 12
previous: 1:41.01 David Lekuta Rudisha KEN, Rieti, ITA, 29 Aug 10
4 x 100m
36.84 Jamaica, London, GBR, 11 Aug 12
(Nesta Carter; Michael Frater; Yohan Blake; Usain Bolt)
previous: 37.04 Jamaica, Daegu, KOR, 4 Sep 11
WOMEN - SENIOR
4 x 100m
40.82 United States of America, London, GBR, 10 Aug 12
(Tianna Madison; Allyson Felix; Bianca Knight; Carmelita Jeter)
previous: 41.37 German Democratic Republic, Canberra, AUS, 6 Oct 85
20km Race Walk
1:25:02 Elena Lashmanova RUS, London, GBR, 11 Aug 12
previous: 1:25:08 Vera Sokolova RUS, Sochi, RUS, 26 Feb 11
MEN – JUNIOR
800m
1:41.73 Nijel Amos (94) BOT, London, GBR, 9 Aug 12
previous: 1:42.69 Abubaker Kaki (89) SUD, Oslo, NOR, 6 Jun 08
IAAF