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Rafael Nadal lost to Robin Soderling for the second straight time, falling 6-4, 6-4 Monday in their opening round-robin match at the ATP World Tour Finals.

U.S. Tennis Association tax forms show that former CEO of professional tennis Arlen Kantarian received more than $9 million in total compensation in 2008, his last year running the U.S. Open.

The ATP Tour will not reopen a doping case against Andre Agassi even though he admitted to lying about using crystal meth in 1997.

Novak Djokovic is leaving Adidas for Sergio Tacchini, the same brand worn by his idols.

U.S. Open champion Juan Martin Del Potro will play at next year's Queen's Club tournament in an effort to improve his grasscourt game ahead of Wimbledon.

Belgian tennis players Yanina Wickmayer and Xavier Malisse have asked the Court of Arbitration for Sport to overturn their one-year bans for missing drug tests.

Andy Roddick is withdrawing from the season-ending ATP World Tour Finals because of a left knee injury.

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Rafael Nadal lost to Robin Soderling for the second straight time, falling 6-4, 6-4 Monday in their opening round-robin match at the ATP World Tour Finals.

1 Recommendations

U.S. Tennis Association tax forms show that former CEO of professional tennis Arlen Kantarian received more than $9 million in total compensation in 2008, his last year running the U.S. Open.