![Tennis - US Open - Quarterfinals - New York, U.S. - September 6, 2017 - Juan Martin del Potro of Argentina celebrates his win against Roger Federer of Switzerland. REUTERS/Shannon Stapleton TPX IMAGES OF THE DAY](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/CESSMVVFYUDKOQ64JHK3ILBO5Q.jpg?smart=true&auth=e4f143ca6ebd615b1efefb5eca8da98bcaca770d85cf14da904f0db5aa977801&width=400&height=225)
Juan Martin del Potro of Argentina celebrates his win against Roger Federer of Switzerland. Shannon Stapleton / Reuters
Juan Martin del Potro of Argentina celebrates his win against Roger Federer of Switzerland. Shannon Stapleton / Reuters
US Open: Del Potro stuns Federer to set up semi-final against Nadal, all-Americans line up in last four of women's draw
The Argentine, who won his only grand slam title in the city in 2009 by beating Federer in the final, triumphed 7-5, 3-6, 7-6, 6-4
Agence France Presse
07 September, 2017