http://assets.espn.go.com/i/tvlistings/tv_espn_original.gif en-us 10 ESPN Inc. http://espn.go.com/ Copyright 2010 ESPN Inc. Roger Federer and Juan Martin del Potro fought and fought and fought all the way into the record books. But only the Swiss has a chance for gold.]]> August 03, 2012 09:45:41 PDT Is Roger Federer out of gas as the tour rolls into London for the year-ending ATP World Tour Finals? And if Fed can't get stoked to secure the No. 1 ranking, who might burst through the door he leaves open?]]> November 19, 2009 12:52:27 PST They say you gain wisdom from experience. Juan Martin del Potro has neither, but it didn't matter in the U.S. Open final.]]> September 14, 2009 16:12:21 PDT Fernando Gonzalez is more than a blistering forehand. But does he have enough to upset Rafael Nadal in the U.S. Open quarterfinals?]]> September 09, 2009 10:35:12 PDT