Del Potro reaches US Open final when Nadal retires with knee injury | Sports | English edition | Agencia EFE
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Del Potro, Djokovic into U.S. Open final as Nadal retires with knee injury - Xinhua | English.news.cn
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Nadal retirement sends '09 champ del Potro back to US Open final - Official Site of the 2022 US Open Tennis Championships - A USTA Event
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Miami Open 2018: Juan Martin del Potro makes huge Roger Federer and Rafael Nadal claim | Tennis | Sport | Express.co.uk
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US Open 2018: Injured Rafael Nadal retires, Juan Martín del Potro reaches final - as it happened | Sport | The Guardian
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US Open 2018: Juan Martin del Potro Reaches Final As Rafael Nadal Retires With Knee Injury | Tennis News
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Juan Martin Del Potro Stands Out From Roger Federer, Rafael Nadal, and Novak Djokovic in This Incredible Grand Slam Stat - EssentiallySports
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Rafael Nadal defeats Nikoloz Basilashvili to reach quarters, Juan Martin del Potro through - Eurosport
![New York, USA. 7th September 2018. US Open Tennis: Spain's Rafael Nadal toweling off during his semifinal match against Argentina's Juan Martin del Potro at the US Open in Flushing Meadows, New New York, USA. 7th September 2018. US Open Tennis: Spain's Rafael Nadal toweling off during his semifinal match against Argentina's Juan Martin del Potro at the US Open in Flushing Meadows, New](https://c8.alamy.com/comp/PJJTH8/new-york-usa-7th-september-2018-us-open-tennis-spains-rafael-nadal-toweling-off-during-his-semifinal-match-against-argentinas-juan-martin-del-potro-at-the-us-open-in-flushing-meadows-new-york-nadal-retired-after-the-second-set-and-del-potro-will-face-novak-djokovic-in-sundays-final-credit-adam-stoltmanalamy-live-news-PJJTH8.jpg)