Del Potro into US Open last 16
Juan Martin del Potro reached the US Open fourth round for the first time since 2012 on Saturday with a 7-6 (7/3), 6-2, 6-3 over Spanish 11th seed David Ferrer.
Del Potro, the 2009 champion but now ranked 142 after undergoing a series of wrist injuries, will face Austrian eighth seed Dominic Thiem for a place in the quarter-finals.