Roger Federer misses out on hometown Swiss Indoors title with loss to Juan Martin del Potro for second straight year | National Post
Roger Federer beats Juan Martin del Potro to make French Open final | French Open 2009 | The Guardian
Swiss Indoors: Juan Martin del Potro sets up final showdown with Roger Federer in Basel
Roger Federer Book (@FedererBook) / Twitter
Goffin Defeats Federer at ATP World Tour Finals - peRFect Tennis
Roger Federer defeats Juan Martin del Potro in longest-ever Olympic tennis match
Del Potro Wins Open, Ending Federer's Five-Year Reign - The New York Times
Roger Federer's Most Underrated Matches - peRFect Tennis
Juan Martin Del Potro Reveals Roger Federer's Reaction to His Bronze Medal Win at 2012 Olympics - EssentiallySports
Swiss Indoors 2012 Basel: Federer sets up final against Del Potro
Roger Federer defeats Juan Martin del Potro in longest-ever Olympic tennis match
Indian Wells 2012: Roger Federer sweeps past Juan Martin del Potro
Federer floors Del Potro to make semis | Reuters
Roger Federer: 40 Question Quiz - by Jack Edward
Tennis: Juan Martin del Potro beats Roger Federer in Swiss Indoors final – Daily News
Roger Federer defeats Juan Martin del Potro in longest-ever Olympic tennis match
Roger Federer targets new record as he seeks return to form in Basel | Metro News
Juan Martin Del Potro Reveals Roger Federer's Reaction to His Bronze Medal Win at 2012 Olympics - EssentiallySports
Roger Federer Book (@FedererBook) / Twitter
Basel Final 2013 Del Potro Federer | ATP Tour | Tennis
Roger Federer: 40 Question Quiz - by Jack Edward
Roger Federer: '2009 US Open was my hardest loss to del Potro'
File:Roger Federer and Juan Martin del Potro (8366845475).jpg - Wikimedia Commons
Roger Federer into Basel quarters
