LONDON (AP) Juan Martin del Potro held on to beat Fernando Verdasco 6-4, 3-6, 7-6 (1) Tuesday in his second round-robin match of the ATP World Tour Finals. (MORE)

LONDON (AP) After missing the ATP World Tour Finals because of a left knee injury, Andy Roddick is already looking forward to the start of the 2010 season. (MORE)

WHITE PLAINS, N.Y. (AP) 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. (MORE)

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

LONDON (AP) Novak Djokovic is leaving Adidas for Sergio Tacchini, the same brand worn by his idols. (MORE)

LONDON (AP) 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. (MORE)

LAUSANNE, Switzerland (AP) 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. (MORE)