The 32-year-old Canas (Kahn'-yass) said Friday he decided to retire rather than undergo a fifth operation on his right wrist. He has been battling pain in the wrist for more than a year and hasn't played in a tournament since July.
Canas made the announcement at the Sony Ericsson Open, where he's remembered for upsetting the top-ranked Federer in March 2007. Canas also won when they met at Indian Wells earlier that same month, ending Federer's 41-match winning streak.
Story continues below ↓advertisement | your ad here"I beat the most talented player in the world," the Argentine said. "For me it was unbelievable. And then to do it again 10 days later was like a dream for me."
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