Brigid Kosgei has shattered the women's marathon world record.
The Kenyan defended her Chicago title by running a time of two hours 14 minutes and four seconds.
The feat easily eclipses Paula Radcliffe's previous record, which she set back in 2003.
Ethiopa's Ababel Yeshaneh came second, a massive six minutes and 47 seconds behind Kosgei.

UAE beats Canada in T20 World Cup thriller
Zimbabwe stun Australia to stay unbeaten in T20 World Cup
Arsenal miss chance to go six points clear with draw at Brentford
India thump Namibia ahead of Pakistan clash
Italy crush Nepal in maiden T20 World Cup victory
