Roger Federer of Switzerland reacts to breaking serve over Juan Martin del Potro of Argentina in their men's singles final match at the U.S. Open tennis tournament in New York, September 14,
File:Roger Federer and Juan Martín Del Potro en Tigre (8319334164).jpg - Wikimedia Commons
US Open 2009: Juan Martín del Potro defeats Roger Federer to win first grand slam - in pictures
Roger Federer says Juan Martin del Potro has 'better chance' of beating Rafael Nadal at US Open | Tennis News | Sky Sports
Roger Federer defeats Juan Martin del Potro in longest-ever Olympic tennis match
File:Roger Federer and Juan Martin del Potro (8366842637).jpg - Wikimedia Commons
Juan Martín del Potro Upends Roger Federer and Disrupts an Anticipated Showdown - The New York Times
Roger Federer to face Juan Martín del Potro in Olympic semi-final | Olympics 2012: tennis | The Guardian
Roger Federer in shock defeat to Juan Martin Del Potro as hopes of US Open semi-final showdown with Rafael Nadal are shattered | The Sun
Olympics: Roger Federer edges Juan Martin Del Potro in Olympic tennis semifinal marathon – Daily Freeman
Classic Rivalries: Del Potro vs Federer - TennisPAL
Roger Federer filthy vs Juan Martin Del Potro, loses Indian Wells final | news.com.au — Australia's leading news site
Good luck to both Juan Martin Del Potro and Roger Federer today in Indian Wells. : r/tennis
Juan Martin del Potro: I want to be like Roger Federer at his age | Tennis | Sport | Express.co.uk
Del Potro: Day I Lost Fear of Federer
Roger Federer and Juan Martin del Potro go head-to-head to reach last four of ATP World Tour Finals | Tennis News | ESPN.co.uk
Roger Federer: Juan Martin del Potro did something to anger Swiss star before Indian Wells | Tennis | Sport | Express.co.uk
Juan Martin Del Potro on his iconic 2009 US Open final against Roger Federer
Tennis news 2022: Juan Martin del Potro retirement 'can't run', injury history, Roger Federer, Rafael Nadal, video
Roger Federer vs Juan Martín del Potro - 2009 Semi-final | Roland-Garros Classic Match - YouTube
File:Roger Federer and Juan Martin del Potro (8367906922).jpg - Wikimedia Commons
Roger Federer beats Juan Martin del Potro AS IT HAPPENED: Swiss Indoors final highlights | Tennis | Sport | Express.co.uk
Flashback: Roger Federer Leans On French Fans To Survive Juan Martin Del Potro | ATP Tour | Tennis
Factbox: Roger Federer vs. Juan Martin del Potro - 2017 record | Reuters.com
Juan Martin del Potro vs Roger Federer Tiebreak | 2009 US Open Final - YouTube
Juan Martin Del Potro VS Roger Federer Highlight 2009 F - YouTube
Roger Federer vs. Juan Martin Del Potro: Can 2009 Build a Legacy? | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Federer outlasts Del Potro for eighth Basel title
