The following world records have recently been ratified…
World record
Women’s 2000m: 5:23.75 Genzebe Dibaba (ETH) Sabadell 7 Feb 2017
Previous: 5:25.36 Sonia O’Sullivan (IRL) Edinburgh 8 Jul 1994
World U20 indoor record
Women’s 60m hurdles: 8.00 Klaudia Siciarz (POL) Torun 18 Feb 2017
Previous: 8.06 Ulrike Denk (GER) Dortmund 19 Feb 1983; Monique Ewanje-Epee (FRA) Madrid 22 Feb 1986
IAAF