Reigning U.S. Open champion Juan Martin del Potro might defend his title, after all.Callaway Legacy Aero Driver
 
Despite being sidelined since January because of a right wrist injury that required surgery, del Potro was on the provisional entry list released Thursday by the U.S. Tennis Association for the men’s field at the year’s last major tournament. The U.S. Open starts Aug. 30.
 
In a statement, the USTA said del Potro “is expected to return to Grand Slam competition after missing the French Open and Wimbledon earlier this year.”Callaway Legacy Forged Irons 2009
 
Del Potro won his first Grand Slam title by coming back to beat five-time U.S. Open champion Roger Federer in five sets in the 2009 final at Flushing Meadows.Callaway golf clubs
 
The 21-year-old Argentine has played in only one tournament in 2010, losing in the fourth round of the Australian Open.golf irons
 
Del Potro’s right wrist has been a problem since last year; he retired in the second round of the Shanghai Masters in October because of tendinitis in the wrist.Callaway X Series Jaws Forged Chrome Wedge Then, in January, he pulled out of an exhibition tournament just days before the start of the Australian Open, citing the wrist.