Battling Sharapova reaches Tokyo quarters

Maria Sharapova stayed on course for her first tournament victory since returning to the WTA Tour with a battling three-sets victory over Alisa Kleybanova in the Toray Pan Pacific Open on Wednesday. Sharapova came from a set down to beat her fellow Russian 2-6 6-2 6-2 to reach the quarterfinals of the tournament in Tokyo for the fourth time