MELBOURNE, AUSTRALIA - JANUARY 10: Maria Sharapova of Russia takes a break during her practice session ahead of the 2013 Australian Open at Melbourne Park on January 10, 2013 in Melbourne, Australia. ... more 

MELBOURNE, AUSTRALIA - JANUARY 10: Maria Sharapova of Russia takes a break during her practice session ahead of the 2013 Australian Open at Melbourne Park on January 10, 2013 in Melbourne, Australia. (Photo by Vince Caligiuri/Getty Images) less