Viktor Troicki's doping ban for skipping a blood test was reduced from 18 months to 12 on Tuesday, though the Serbian tennis player still cannot play in next week's Davis Cup final.
Top-seeded Jelena Jankovic pulled out of the Japan Women's Open because of an injured left hip.
The Court of Arbitration for Sport is aiming to give a verdict in Serbian tennis player Viktor Troicki's doping rules case "in around four months."
Serbian tennis player Victor Troicki will appeal to sport's highest court to fight his 18-month suspension for failing to provide a blood test.
Serbian tennis player Viktor Troicki was suspended for 18 months Thursday for refusing to submit to blood testing before the Monte Carlo Masters.
Defending champion Bojana Jovanovski advanced to the second round of the Baku Cup, overcoming a rough start to beat Nigina Abduraimova of Uzbekistan 6-3, 6-3 on Tuesday.
Novak Djokovic's Serbia Open has been dropped from the ATP calendar.
In an epic five-set match, David Ferrer emerged from under the daunting shadow of fellow Spaniard Rafael Nadal by outlasting Janko Tipsarevic in a classic battle to reach the U.S. Open semifinals.
Serbian tennis player David Savic was found guilty of match-fixing and had his life ban confirmed by world sport's highest court on Thursday.
Top-seeded Novak Djokovic won his second straight Rogers Cup title and third overall, beating Richard Gasquet 6-3, 6-2 on Sunday night.
Jelena Jankovic kept alive her bid to win her first title in more than two years by beating Misaki Doi of Japan 6-3, 6-4 to reach the semifinals of the Aegon Classic on Sunday.
Rafael Nadal dispatched Janko Tipsarevic 6-2, 6-2 Friday to advance to the Barcelona Open semifinals, while Milos Raonic served 14 aces and upset second-seeded Andy Murray 6-4, 7-6 (3).
Tomas Berdych of the Czech Republic will play Viktor Troicki of Serbia in the opening singles match of the Davis Cup quarterfinals.
Novak Djokovic won the top individual honor at the 2012 Laureus Sports Awards on Monday, and Barcelona captured the team prize.
Japanese qualifier Go Soeda upset defending champion Stanislas Wawrinka 6-4, 6-4 in the Chennai Open quarterfinals on Friday.
Alex Bogomolov Jr. beat Serbian qualifier Dusan Lajovic 6-2, 6-1 on Friday to reach St. Petersburg Open semifinals.