No. 22 seed
Tatiana Golovin orchestrated the upset of the day Monday at the NASDAQ-100 Open in Miami, steamrolling the serving-impaired No. 6 seed
Elena Dementieva 6-2, 6-1 to advance into the quarterfinals.
No. 4 seed
Maria Sharapova shook off a tough challenge from No. 20-seeded Russian countrywoman
Maria Kirilenko 3-6, 6-4, 6-1, struggling early in the breezy conditions.
"I basically just tried to hang in there," Sharapova said. "I wasn't playing my best tennis, for sure, but I started to pick it up in the third."
Other seeds into the quarterfinals were (1)
Amelie Mauresmo (d. (14) Ivanovic), and a slew of Russians in (5)
Nadia Petrova (d. Daniilidou, bagel in the second), (10)
Anastasia Myskina (d. Russian countrywoman Chakvtadze), (12)
Svetlana Kuznetsova (d. (7) Schnyder by walkover with a bad ankle), and (21)
Ai Sugiyama (d. (32) Arvidsson from a set down).
China's
Jie Zheng was the lone unseeded player into the quarters Monday, coming from a set down to defeat American
Jill Craybas.
Two quarterfinals are scheduled for Tuesday in (1) Amelie Mauresmo vs. (5) Nadia Petrova, and (21) Ai Sugiyama vs. (12) Svetlana Kuznetsova.