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I Knew Roger Federer Was Tired" - Juan Martin Del Potro Recalls US Open 2009 Victory - EssentiallySports
RG Classic Match: Federer - Del Potro (semi-final 2009) - Roland-Garros - The 2023 Roland-Garros Tournament official site
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Roger Federer, Juan Martin Del Potro, Alexander Zverev - Roger Federer and Juan Martin Del Potro Photos - Zimbio
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That Championship Season: Juan Martin del Potro, 2009 - Official Site of the 2023 US Open Tennis Championships - A USTA Event
ESPN Tenis on Twitter: "#TBT #RGxESPN ¡Nueve años pasaron para volver a una semifinal en #RolandGarros! En 2009, Del Potro jugó las semis del torneo de #París y cayó ante Roger Federer
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