Rafael Nadal takes on fellow countryman Fernando Verdasco in the third round of BNP Paribas Open
The 14-time grand slam champion pledges to take action against any further accusations.
World number 2 Andy Murray takes on Federico Delbonis in the third round of the BNP Paribas Open.
World No 5 Rafael Nadal takes on Gilles Muller in the second round of BNP Paribas Open 2016
World No 1 Novak Djokovic takes on Bjorn Fratangelo in the second round of the BNP Paribas Open
Russian tennis star posted a rebuttal on her Facebook page to the 'false reporting'.
Djokovic added that he was surprised when Sharapova announced she failed a drug test.
The 28-year-old Russian recently revealed she tested positive at the Australian Open earlier this year.
Sharapova will be provisionally suspended by the International Tennis Federation from 12 March.
Andy Murray reacts to Maria Sharapova's doping admission.
Latvian expressed sadness over the banning of the drug by Wada.
American racket manufacturer have afforded Sharapova the benefit of the doubt over continued use of meldonium.
Nadal believes Sharapova was innocent but admits that 'rules are rules'.
The Scot has been in charge of the team since 2010 and led them to the trophy in 2015.
World No1 was shocked to find out Russian had failed a drug test.
Sharapova could also apply for a retroactive therapeutic usage exemption.
Sharapova revealed on Monday she had tested positive for meldonium at the Australian Open.
Also known under the name mildronate, meldonium has been banned in tennis since January.
Maria Sharapova failed a drug test at the Australian Open, testing positive for the banned drug meldonium.
The 28-year-old player revealed the surprising news during a news conference in Los Angeles.
Briton came from a set down to win 3-6 6-2 6-3 to maintain unblemished record in tour finals.
Daniel Koellerer was given a lifetime ban by ATP in 2011 for match-fixing.
The 28-year-old Scot maintained his unblemished record this week with a thrilling victory.
The 25-year-old Brit may be needed to seal victory at the Barclaycard Arena in Birmingham.
The two best players on show go head-to-head at the Barclaycard Arena in Birmingham.
Scottish duo combined to defeat the Japanese pair of Nishioka and Uchiyama in Birmingham.
The tie is delicately poised following the first round at the Barclaycard Arena in Birmingham.
The world No6 too strong for the Birmingham player to leave the tie at 1-1 after day one.
The 28-year-old Scot made light work of his little-known opponent at the Barclaycard Arena in Birmingham.
Tennis number one has been nominated again for the Laureus World Sportsman of the Year Award.