Maria Sharapova returns to tennis this week following her 15-month ban having tested positive for meldonium at the 2016 Australian Open.

Maria Sharapova said Wednesday she refused to feel sorry for herself during her doping ban, occupying her time by studying at Harvard, writing a book and even learning how to box.

Novak Djokovic, Andy Murray, Rafael Nadal and Serena Williams will display their Grand Slam talents in Rio, but with serious questions being asked over tennis's place in the Olympics after a host of high-profile pull-outs.

The Court of Arbitration for Sport (CAS) said Monday it has put back its ruling on the two-year doping ban for Maria Sharapova for two months to September, ruling the tennis superstar out of the Rio Olympics.

A Court of Arbitration for Sport decision on the two-year doping ban for Maria Sharapova has been put back two months to September, the court said Monday, ruling the tennis superstar out of the Rio Olympics.

Maria Sharapova will be returned to the national Olympic entry list for the 2016 Rio Games in case the Court of Arbitration for Sport (CAS) issues a positive ruling on her appeal.

Maria Sharapova plans to make good use of the time on her hands thanks to a two-year doping ban from tennis.

Maria Sharapova's attorney John Haggerty hit out at World Anti-Doping Agency (WADA) head Craig Reedie for comments he made about the Russian tennis star's earnings.

Maria Sharapova has appealed her two-year doping ban to the highest court in sports, seeking a ruling ahead of the Olympics.

Serena Williams may have been second best at the French Open on Saturday but the American has moved ahead of fellow tennis player Maria Sharapova to top the women's earnings list in sports, according to Forbes Magazine.

Two days after her stunning loss to Garbine Muguruza in the French Open final, Serena Williams scores a different win when Forbes Magazine reported she has overtaken Maria Sharapova as the world's highest-paid sportswoman.

Former world number one Maria Sharapova may never play again following her failed drugs test, the president of the Russian Tennis Federation says.

A day after he sued French sports minister Roselyne Bachelot for accusing him of covering up a failed drug test, Spanish tennis great Rafael Nadal writes a letter to the International Tennis Federation requesting that the results of all his drug tests be published.

Nike suspends its relationship with Maria Sharapova after the five-time Grand Slam tennis champion admitted failing a drug test.

Former world number one Maria Sharapova has revealed she failed a drugs test at the Australian Open.

World number one and defending champion Serena Williams will face Maria Sharapova in the Australian Open quarter-final.

Roger Federer, the 2009 winner, and defending women's champion Maria Sharapova target places in the French Open third round on Wednesday.

Defending champion Maria Sharapova and men's third seed Andy Murray get their French Open campaigns underway on Monday.