Del Potro pulls out of Sony Open
World No. 8 Juan Martin del Potro withdrew from the Sony Open on Wednesday with a left wrist injury that has plagued him since the Australian Open in January.
The ailing wrist forced Del Potro to retire from a first-round match against Somdev Devvarman at the Dubai Duty Free Tennis Championships two weeks ago. He also did not compete at last week's BNP Paribas Open in Indian Wells, Calif.
In first-round Sony Open men's action, 80th-ranked Adrian Mannarino ...
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