Tsegay smashes 5,000m world record by almost five seconds

Watch the moment Ethiopia's Gudaf Tsegay breaks the women's 5,000m world record by nearly five seconds, running 14.00.21 to beat Faith Kipyegon's 14.05.20 and win the Diamond League title. #press

https://www.bbc.co.uk/sport/av/athletics/66838505?utm_source=press.coop