Seeking her first Key Biscayne title, Sharapova faces a difficult draw. She could face Venus and Serena Williams - each a three-time champion - in her next two matches.

• 莎拉波娃要夺得首个比斯坎湾冠军，她抽到一个下签。在她后两场比赛中她得面对威廉姆斯姐妹-任何一个都是三次冠军得主。