Maria Sharapova of Russia receives medical treatment during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia reacts during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia competes during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia falls down during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 
 

Maria Sharapova of Russia competes during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia receives medical treatment during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia talks to umpire after falling down during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia falls down during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia falls down during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia reacts during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia receives medical treatment during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia falls down during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia receives medical treatment during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua

 

Maria Sharapova of Russia falls down during the second round of women's singles against Michelle Larcher De Brito of Portugal on day 3 of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club in London, Britain on June 26, 2013. Maria Sharapova lost 0-2. Photo: Xinhua