![Tennis - Barclays ATP World Tour Finals - 02 Arena, London - 11/11/12 Men's singles - General view Mandatory Credit: Action Images / Tony O'Brien Stock Photo - Alamy Tennis - Barclays ATP World Tour Finals - 02 Arena, London - 11/11/12 Men's singles - General view Mandatory Credit: Action Images / Tony O'Brien Stock Photo - Alamy](https://c8.alamy.com/comp/2EGKEGA/tennis-barclays-atp-world-tour-finals-02-arena-london-111112-mens-singles-general-view-mandatory-credit-action-images-tony-obrien-2EGKEGA.jpg)
Tennis - Barclays ATP World Tour Finals - 02 Arena, London - 11/11/12 Men's singles - General view Mandatory Credit: Action Images / Tony O'Brien Stock Photo - Alamy
![Tennis - ATP World Tour Final's - 02 Arena, London - 27/11/09 Russia's Nikolay Davedenko in action during his group match Mandatory Credit: Action Images / Scott Heavey Livepic Stock Photo - Alamy Tennis - ATP World Tour Final's - 02 Arena, London - 27/11/09 Russia's Nikolay Davedenko in action during his group match Mandatory Credit: Action Images / Scott Heavey Livepic Stock Photo - Alamy](https://c8.alamy.com/comp/2EHM2RT/tennis-atp-world-tour-finals-02-arena-london-271109-russias-nikolay-davedenko-in-action-during-his-group-match-mandatory-credit-action-images-scott-heavey-livepic-2EHM2RT.jpg)
Tennis - ATP World Tour Final's - 02 Arena, London - 27/11/09 Russia's Nikolay Davedenko in action during his group match Mandatory Credit: Action Images / Scott Heavey Livepic Stock Photo - Alamy
![A general view of the o2 Arena as Switzerland's Roger Federer competes against Great Britain's Andy Murray during the Barclay's ATP World Tennis Tour Finals at the O2 Arena, London Stock Photo - A general view of the o2 Arena as Switzerland's Roger Federer competes against Great Britain's Andy Murray during the Barclay's ATP World Tennis Tour Finals at the O2 Arena, London Stock Photo -](https://c8.alamy.com/comp/GC6D68/a-general-view-of-the-o2-arena-as-switzerlands-roger-federer-competes-GC6D68.jpg)