Juan Martin del Potro upends Roger Federer at US Open - CNN
| CNN | Juan Martin del Potro upends Roger Federer at US Open CNN (CNN) In their long and storied careers, Roger Federer and Rafael Nadal have never played against each other in the US Open. And it won't happen this year, either. Juan Martin del Potro, who stunned Federer in five sets in the 2009 US Open final for ... US Open: Del Potro spoils potential Federer vs. Nadal showdown Federer: "I Wasn't In A Safe Place Against Del Potro" We can't get enough of lovable spoiler Juan Martin del Potro |