French Open 2021 tennis - 'Not bad for 39!' - Roger Federer wows fans with outrageous forehand winner

French Open 2021 tennis - 'Not bad for 39!' - Roger Federer wows fans with an outrageous forehand winner against Denis Istomin. Watch all the action from the 2021 French Open live on Eurosport, eurosport.co.uk and the Eurosport app with 13-time champion Rafael Nadal eyeing a remarkable 14th title at his favourite event and 2020 Roland Garros sensation Iga Swiatek aiming to replicate her triumph.