Top things to know about US teen sprint sensation Erriyon Knighton, who broke Usain Bolt's world record
![Usain Bolt wins 200m in New York but sluggish display 'looks like trouble' | Usain Bolt | The Guardian Usain Bolt wins 200m in New York but sluggish display 'looks like trouble' | Usain Bolt | The Guardian](https://i.guim.co.uk/img/media/8c8e9d2b169c9f31f98ef9ebaee460cc0d301c1c/0_197_3912_2348/3912.jpg?width=620&quality=85&auto=format&fit=max&s=5a5c6e410bd6cae5b1b6a5b005ec9592)
Usain Bolt wins 200m in New York but sluggish display 'looks like trouble' | Usain Bolt | The Guardian
![Usain Bolt (JAM) competing in the Men's 200m at the 2015 Adidas NYC Diamond League Grand Prix Stock Photo - Alamy Usain Bolt (JAM) competing in the Men's 200m at the 2015 Adidas NYC Diamond League Grand Prix Stock Photo - Alamy](https://c8.alamy.com/comp/EWGB0J/usain-bolt-jam-competing-in-the-mens-200m-at-the-2015-adidas-nyc-diamond-EWGB0J.jpg)
Usain Bolt (JAM) competing in the Men's 200m at the 2015 Adidas NYC Diamond League Grand Prix Stock Photo - Alamy
![Usain Bolt (JAM) competing in the Men's 200m at the 2015 Adidas NYC Diamond League Grand Prix Stock Photo - Alamy Usain Bolt (JAM) competing in the Men's 200m at the 2015 Adidas NYC Diamond League Grand Prix Stock Photo - Alamy](https://c8.alamy.com/comp/EWGB09/usain-bolt-jam-competing-in-the-mens-200m-at-the-2015-adidas-nyc-diamond-EWGB09.jpg)