Heather Watson saw off teenager Belinda Bencic 7-5 6-4 to move into the second round of the WTA event at Indian Wells.
China's number one Li Na has ruled herself out of playing at the 2016 Rio Olympics, the 31-year-old said at the Australian Open on Friday.
Round-up: Venus Williams fell on the opening day at the Australian Open but 2013 runner up Li Na cruised through.
First round draw for the women's singles at the Australian Open after qualifying and the withdrawal of Jamie Hampton.
Sara Errani and Roberta Vinci beat Ashleigh Barty and Casey Dellacqua to win the women's doubles at the Australian Open.
Former world number two Vera Zvonareva of Russia has pulled out of the Australian Open with a shoulder injury.
Andy Murray moved closer to an Olympic tennis medal with a 4-6 6-1 6-4 win over Marcos Baghdatis which puts the Brit into the quarter-finals
Round-up: Maria Sharapova struggled in the wind at Wimbledon before overcoming Hsieh Su-wei 6-1 6-4 to reach the fourth round.
Novak Djokovic and Roger Federer return to centre stage at Wimbledon on Friday hoping to avoid the fate that befell Rafael Nadal
New world number one Maria Sharapova begins her Wimbledon campaign with a match against Australian Anastasia Rodionova.
Novak Djokovic and Maria Sharapova have been awarded top seed status for this year's Wimbledon.
Eleventh seed Vera Zvonareva of Russia pulled out of the French Open with a right shoulder injury before her first-round match on Monday.
ATP World Tour Finals
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