Peres Jepchirchir wins the RAK Half Marathon in a world record (© Victah Sailer / organisers)
The following world records have recently been ratified...
World records
Women
20km: 1:01:40* mx, Peres Jepchirchir (KEN), Ras Al-Khaimah, UAE, 10 Feb 2017
Previous: 1:01:54 mx, Florence Kiplagat (KEN), Barcelona, ESP, 15 Feb 2015
Half marathon: 1:05:06 mx, Peres Jepchirchir, (KEN) Ras Al-Khaimah, UAE, 10 Feb 2017
Previous: 1:05:09 mx, Florence Kiplagat (KEN), Barcelona, ESP, 15 Feb 2015
*en route to half marathon
World indoor records
Men
1000m: 2:14.20, Ayanleh Souleiman (DJI), Stockholm, SWE, 17 Feb 2016
Previous: 2:14.96, Wilson Kipketer (DEN), Birmingham, GBR, 20 Feb 2000
Women
Mile: 4:13.31, Genzebe Dibaba (ETH), Stockholm, SWE, 17 Feb 2016
Previous: 4:17.14, Doina Melinte (ROU), East Rutherford, USA, 09 Feb 1990
IAAF