Roberta Vinci routs Ana Ivanovic
The 28th-ranked Vinci needed only 45 minutes to eliminate the 11th-seeded Ivanovic, the 2006 winner.
Need the scores from any match played in today's tournaments? Results
In other second-round matches, second-seeded Agnieszka Radwanska beat Mona Barthel 4-6, 6-3, 7-6 (5); 10th-seeded Li Na edged Canada's Eugenie Bouchard 6-4, 6-4; Carla Suarez-Navarro topped 15th-seeded Sabine Lisicki 3-6, 6-3, 6-4; and No. 9 Marion Bartoli beat Peng Shuai 6-1, 6-3.
Americans Varvara Lepchenko and Christina McHale won their matches. Lepchenko beat Dominika Cibulkova 6-4, 6-4, and McHale edged Galina Voskoboeva 7-5, 3-6, 6-2. Canada's Aleksandra Wozniak also advanced, beating 13th-seeded Jelena Jankovic 6-2, 6-3.
Copyright 2012 by The Associated Press