The Argentine sued a multivitamin manufacturer for a contaminated product that he said led him to fail a steroid test.
Roger Federer will face his bogeyman Guillermo Canas in the second round of the Rome Masters after the Argentine beat Italian wildcard Gianluca Naso 6-7, 6-3, 6-2 on Monday.
The Swiss, dreaming of capturing the only Grand Slam title to have eluded him, was drawn on Friday in the same half as several dangerous opponents, including former champion Juan Carlos Ferrero.
Marcos beat holder Nikolay Davydenko 6-2, 6-2 in the third round of the Paris Masters Series.
The top seed crushed Spaniard Guillermo Garcia-Lopez 6-3, 6-2 in a second-round encounter at the Pacific Life Open.
Former French Open finalist Guillermo Coria lost in the first round of the Vina del Mar International.
Aamir Khan attends the function with Ashutosh Gowarikar and Ronnie Screwvala.
Top seed Nadal beat Guillermo Garcia-Lopez 6-3, 6-2 while Moya overcame Frenchman Florent Serra 6-3, 6-4.
List of seeded players for the 2006 Australian Open.
Meanwhile, Mahesh Bhupathi and Radek Stepanek from the Czech Republic advanced to the third round, beating Spaniard Guillermo Garcia-Lopez and Filippo Volandri of Italy.
Wearing diamonds, jetting off to lunch and mingling with Hollywood royalty are all in a day's work for Mallika!
Roger Federer beat Argentine Guillermo Canas 6-0, 6-3 to book his place in the quarter-finals.
Serbian teenager Novak Djokovic beat Spanish qualifier Santiago Ventura 6-2, 6-2 to enter the quarterfinals.
Andy Murray overcame second seed Guillermo Canas of Argentina 7-6, 6-4 to reach the Metz Open final.
Venus Williams recovered from a slow start to beat Ukraine's Yuliana Fedak 7-5, 6-2 in the first round in Miami.
Lleyton Hewitt ended Guillermo Canas's Wimbledon comeback with a 6-4 3-6 6-3 6-4 defeat in the third round on Tuesday.
Roger Federer settled a score with his bogey player Guillermo Canas on Tuesday, easing his way into the third round of the Rome Masters with a 6-3, 6-3 victory.
The American has been out of action since March with a shoulder problem.\n
World No 1 Federer's 36-set record winning streak in Grand Slam tournaments was however snapped by Tommy Robredo in the French Open quarter-finals.
The unseeded Russian beat Marcos Baghdatis to reach the quarter-finals of a Grand Slam for the first time at the French Open.
David Ferrer knocked out sixth seeded Serb Novak Djokovic 7-5, 6-4 in the third round.
Top seed Andy Roddick beat Mardy in the quarter-finals of the San Jose Open but James Blake lost to Robby Ginepri.
Germany were the fastest team into September's semi-finals, continuing a long tradition of thrashing Belgium.
The Serb beat Guiilermo Canas 6-3, 6-2, 6-4 in the final of the Miami Masters on Sunday.
Argentine Guillermo Canas tamed big-hitting Croat Ivan Ljubicic 7-5 6-2 to reach the final of the Sony Ericsson Open on Friday, underlining his return to top form following a 15-months doping ban.
Rafael Nadal and Andy Roddick advanced into the last eight of the Miami Masters.
Rafael Nadal won his first title of the year with a 6-4, 6-1 victory.
Rafael Nadal, working his way back to top form after wrist problems last year, screamed with delight on reaching the Argentine Open semi-finals with a 6-1 6-1 rout of Federico Delbonis on Friday.
World number one Roger Federer suffered a stunning 7-5, 6-2 upset defeat by Argentine Guillermo Canas in the Pacific Life Open second round on Sunday.
Guillermo Canas won his first tournament since a 15-month doping ban when he claimed the Brazil Open.
Coria has injured a shoulder while Ferrero pulled out of next week's 2.425 million dollar event with illness.
List of US Open men's singles champions since the Open Era began in 1968:
The 2004 French Open finalist withdrew from the Grand Slam with an elbow injury
Rafael Nadal's match was interrupted by a female spectator campaigning for Catalan independence
Crimson Peak is not for everyone, but the mood is set very early on, says Raja Sen.