Laver Cup 2021 - Highlights: Alexander Zverev wins dramatic match against John Isner to extend Europe lead

Laver Cup 2021 - Highlights: Alexander Zverev wins his dramatic match against John Isner to extend Team Europe's lead. You can watch the Laver Cup live on Eurosport 1, eurosport.co.uk and via the Eurosport app. Download the Eurosport app for iOS and Android now to get yourself all set for the action from Boston.