![Tennis - ATP World Tour Final's - 02 Arena - London - 29/11/09 Juan Martin del Potro - Argentina with runners up trophy Mandatory Credit: Action Images / Andrew Couldridge Stock Photo - Alamy Tennis - ATP World Tour Final's - 02 Arena - London - 29/11/09 Juan Martin del Potro - Argentina with runners up trophy Mandatory Credit: Action Images / Andrew Couldridge Stock Photo - Alamy](https://c8.alamy.com/comp/2EGA2N7/tennis-atp-world-tour-finals-02-arena-london-291109-juan-martin-del-potro-argentina-with-runners-up-trophy-mandatory-credit-action-images-andrew-couldridge-2EGA2N7.jpg)
Tennis - ATP World Tour Final's - 02 Arena - London - 29/11/09 Juan Martin del Potro - Argentina with runners up trophy Mandatory Credit: Action Images / Andrew Couldridge Stock Photo - Alamy
![Tennis - ATP World Tour Finals Preview - The O2 Arena, London, Britain - November 11, 2017 Germany's Alexander Zverev during practice Action Images via Reuters/Tony O'Brien Stock Photo - Alamy Tennis - ATP World Tour Finals Preview - The O2 Arena, London, Britain - November 11, 2017 Germany's Alexander Zverev during practice Action Images via Reuters/Tony O'Brien Stock Photo - Alamy](https://c8.alamy.com/comp/2CHFCJ4/tennis-atp-world-tour-finals-preview-the-o2-arena-london-britain-november-11-2017-germanys-alexander-zverev-during-practice-action-images-via-reuterstony-obrien-2CHFCJ4.jpg)
Tennis - ATP World Tour Finals Preview - The O2 Arena, London, Britain - November 11, 2017 Germany's Alexander Zverev during practice Action Images via Reuters/Tony O'Brien Stock Photo - Alamy
![ATP Finals: Novak Djokovic and Roger Federer arrive in London with history in their sights | Metro News ATP Finals: Novak Djokovic and Roger Federer arrive in London with history in their sights | Metro News](https://metro.co.uk/wp-content/uploads/2018/11/sec_39185047-e76b.jpg?quality=90&strip=all)