Del potro & federer hi-res stock photography and images - Alamy
Federer wins 50th straight on grass | AspenTimes.com
Juan Martin del Potro vs Roger Federer in a mouth-watering match! | US Open 2017 Quarterfinal - YouTube
Juan Martin Del Potro VS Roger Federer Highlight 2009 F - YouTube
Roger Federer defeats Juan Martin del Potro in longest-ever Olympic tennis match
Juan Martin del Potro again spoils a Roger Federer-Rafael Nadal U.S. Open meeting - The Washington Post
Del Potro: Day I Lost Fear of Federer
Roger Federer and Juan Martin del Potro headline Miami Open field | Tennis News | Sky Sports
Classic Rivalries: Del Potro vs Federer - TennisPAL
Roger Federer vs Juan Martín del Potro - 2009 Semi-final | Roland-Garros Classic Match - YouTube
File:Roger Federer and Juan Martin del Potro (8366840585).jpg - Wikimedia Commons
US Open 2017: Roger Federer not 'in safe place' in Juan Martin del Potro loss - BBC Sport
Roger Federer: Juan Martin del Potro did something to anger Swiss star before Indian Wells | Tennis | Sport | Express.co.uk
File:Roger Federer and Juan Martin del Potro (8366845475).jpg - Wikimedia Commons
Flashback: Roger Federer Leans On French Fans To Survive Juan Martin Del Potro | ATP Tour | Tennis
US Open 2009: Juan Martín del Potro defeats Roger Federer to win first grand slam - in pictures
Del Potro outlasts Federer to win Indian Wells final | Deccan Herald
Del Potro Stuns Federer To Win US Open | ATP Tour | Tennis
/cdn.vox-cdn.com/uploads/chorus_asset/file/9192441/843531380.jpg "US Open results: Roger Federer out, Juan Martin del Potro into semis - SBNation.com")
US Open results: Roger Federer out, Juan Martin del Potro into semis - SBNation.com
Juan Martín del Potro beats Roger Federer at Indian Wells for first Masters title | Tennis | The Guardian
Juan Martín del Potro running on empty for US Open semi against Rafael Nadal | US Open Tennis 2017 | The Guardian
Juan Martin del Potro upends Roger Federer at US Open | CNN
Do Roger Federer and Juan Martin del Potro hate each other? History of rivalry explained | Tennis | Sport | Express.co.uk
