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.

Manchester United sack Carrick, talks ongoing for Pochettino
Ferdinand admits doubts over Pochettino's impact on Manchester United
Mbappe out for France's Nations League fixture
Andreeva reaches WTA Finals semis, Svitolina fights back to beat Muchova
Victory Team's Ahmad Al Fahim takes on Dubai T100 for third year running
