Follow live text commentary of all the action from the US Open as it happens.
20:43 Del Potro was emotional and so happy accepting his trophy. Congratulations! Del Potro is the first...
20:25 The 20-year-old Argentine vanquished the five-time champion Roger Federer in a fantastic and improba...
20:24 UNBELIEVABLE! Juan Martin del Potro is the 2009 US Open Champion!
20:23 Another double fault from Federer gives Del Potro a third Championship point.
20:22 Back to deuce!
Each day we will select a photo that is 'worth a thousand words' and ask you to provide your wittiest captions. A winner will be selected at the end of the day and all captions will be available for viewing.
