The top-seeded Wozniacki did not give Ayumi Morita of Japan
a single break opportunity as the Danish player rolled to a 6-2, 6-3 win at the
clay-court event.
The eighth-seeded Sharapova won on her second match point
when Rus netted a forehand.
After dropping the first set, Sharapova broke Rus three
times in the second set. Sharapova then forced Rus from corner to corner with
powerful groundstrokes as the Dutch player was eventually overwhelmed.
Arantxa Parra Santonja ousted former top 10 player Flavia
Pennetta of Italy 6-3, 7-5 as the unseeded Spanish challenger hit eight aces on
her way to saving eight break points and breaking her opponent's serve four
times.
In other upsets, Sara Errani of Italy ousted sixth-seeded
Klara Zakopalova 7-6 (4), 6-4 while American Bethanie Mattek-Sands rallied to
beat 15th-seeded Ana Ivanovic of Serbia 0-6, 6-4, 6-4.
Third-seeded Francesca Schiavone of Italy beat Shuai Peng of
China 7-5, 7-6 (2), while 14th-seeded Julia Goerges rallied to win 6-7 (3),
6-1, 6-4 against Kaia Kanepo.
11th-seeded Marion Bartoli of France shook off Simona Halep
of Romania to win 6-4, 6-1.
Slovakia's Daniela Hantuchova, Sofia Arvidsson of Sweden and
Russians Ekaterina Makarova and Elena Versina also won.
