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.

Mumbai Indians promote Pollard to head coach, replacing Jayawardene
Leclerc laps fastest for Ferrari in first US GP practice
Bayern coach Kompany hospitalised after collapsing during training session
Alexander Volkanovski's title defence headlines UFC 333 in Abu Dhabi
Juventus fight back to draw with Rennes as Leverkusen go top
