Davydenko v Del Potro: ATP Finals 2009 Final Highlights - YouTube
Roger Federer reclaims year-end No. 1 ranking - The San Diego Union-Tribune
Nadal first one knocked out of ATP finals
Nikolay Davydenko upsets Roger Federer to reach ATP World Tour final | ATP World Tour Finals | The Guardian
Nikolay Davidenko of Russia returns a shot against Rafael Nadal of Spain in the final of the 2009 Shanghai ATP Masters 1000 tennis tournament in Shang Stock Photo - Alamy
/origin-imgresizer.eurosport.com/2009/01/06/490333-22962629-2560-1440.jpg "Murray into Doha final - Eurosport")
Murray into Doha final - Eurosport
Roger Federer of Switzerland poses the (R-L) ATP 2009 Player of the Year Award, ATPWorldTour.com Fan Favorite by Ricoh Award and the Stefan Edberg Sportsmanship Award during a presentation after his victory
ATP Unveils 2009 Feel It Advertising Campaign - Tennis Industry news
Roger Federer of Switzerland poses with his ATP 2009 Player of the Year Award during a presentation after his victory over Victor Hanescu of Romania at the Indian Wells ATP tennis tournament
ATP Dubai: Nole vs Pospisil in Round 1 – Novak Djokovic
Switzerland's Roger Federer serves during his match against Belgium's Olivier Rochus at the Swiss Indoors ATP tennis tournament in Basel November 2, 2009. REUTERS/Christian Hartmann (SWITZERLAND SPORT TENNIS Stock Photo - Alamy
Final 2009 ATP Top 10 Rankings - Singapore Tennis Lessons
When Nikolay Davydenko Beat Federer, Nadal & Del Potro To Win ATP Finals 2009! - YouTube
/origin-imgresizer.eurosport.com/2009/04/03/511008-22813130-2560-1440.jpg "Del Potro up to fifth - Eurosport")
Del Potro up to fifth - Eurosport
2009 Italian Open (tennis) - Wikipedia
2010 ATP World Tour - Wikipedia
ATP Tour Masters 1000 - Wikipedia
Where the London ATP World Tour Finals all started in 2009... : r/tennis
TBT Throwback Thursday: Nikolay Davydenko wins the 2009 ATP World Tour Finals - Sports Illustrated
2009 Flashback: Nikolay Davydenko's Biggest Win | ATP Tour | Tennis
