Stanford Classic women’s singles results

July 28 (Reuters) - Results from the Stanford Classic women's singles second round matches in California on Thursday

(prefix denotes seeding, * new result)
 * Sabine Lisicki (Germany) beat 4-Samantha Stosur (Australia)
6-3 7-5         
 Serena Williams (U.S.) beat Maria Kirilenko (Russia) 6-2 3-6
6-2            
 Marina Erakovic (New Zealand) beat 1-Victoria Azarenka
(Belarus) 4-6 7-5 6-2
 Ayumi Morita (Japan) beat Urszula Radwanska (Poland) 4-6 7-5
6-1