Usain Bolt's manager tells how he first met the 'shy' teenager

Norman Peart is Usain Bolt's manager. He has been in Rio, watching Bolt from the sidelines.

He tells BBC Radio 4's Today how he first met Usain Bolt; a "shy" teenager who "didn't talk much".

When asked about Rio 2016 being Usain Bolt's last Olympics, Mr Peart said the sprinter "wanted to go out on a high" and "enjoy his life".