After missing the 2010 event to recover from wrist surgery, 2009 U.S. Open champion Juan Martin del Potro returns to the place where he won his sole major with a win over Filippo Volandri.

Del Potro beat the player he described as "a big ... Federer can take one positive from his Swiss Indoors run, as it all but secured a place in the eight-man lineup at the ATP World Tour Finals ...

F ormer US Open champion Juan Martin del Potro will play his farewell match against Novak Djokovic in Buenos Aires, Argentina. The match is called “The Final Challenge” and will take place on ...